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44420442553031 = 883322115618217
BaseRepresentation
bin10100001100110011100001…
…01100101111101011000111
312211021112221000110101010012
422012121300230233223013
521310241031243144111
6234250245233220435
712233161655556626
oct1206316054575307
9184245830411105
1044420442553031
1113176670867766
124b94b9040171b
131ba2aa2c9934c
14ad7d649836bd
1552072710848b
hex286670b2fac7

44420442553031 has 8 divisors (see below), whose sum is σ = 44484558182064. Its totient is φ = 44356358168640.

The previous prime is 44420442552977. The next prime is 44420442553037. The reversal of 44420442553031 is 13035524402444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44420442553031 - 234 = 44403262683847 is a prime.

It is a super-2 number, since 2×444204425530312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44420442553031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44420442553037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4964966 + ... + 10653251.

It is an arithmetic number, because the mean of its divisors is an integer number (5560569772758).

Almost surely, 244420442553031 is an apocalyptic number.

44420442553031 is a deficient number, since it is larger than the sum of its proper divisors (64115629033).

44420442553031 is a wasteful number, since it uses less digits than its factorization.

44420442553031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15622321.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 44420442553031 its reverse (13035524402444), we get a palindrome (57455966955475).

The spelling of 44420442553031 in words is "forty-four trillion, four hundred twenty billion, four hundred forty-two million, five hundred fifty-three thousand, thirty-one".

Divisors: 1 883 3221 2844143 15618217 13790885611 50306276957 44420442553031