44020424242 has 8 divisors (see below), whose sum is σ = 66304623132. Its totient is φ = 21918883200.

The previous prime is 44020424209. The next prime is 44020424243. The reversal of 44020424242 is 24242402044.

It can be written as a sum of positive squares in 2 ways, for example, as 43393472721 + 626951521 = 208311^2 + 25039^2 .

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

It is a super-2 number, since 2×44020424242² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44020424242.

It is not an unprimeable number, because it can be changed into a prime (44020424243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45663859 + ... + 45664822.

Almost surely, 2^44020424242 is an apocalyptic number.

44020424242 is a deficient number, since it is larger than the sum of its proper divisors (22284198890).

44020424242 is a wasteful number, since it uses less digits than its factorization.

44020424242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91328924.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 44020424242 its reverse (24242402044), we get a palindrome (68262826286).

The spelling of 44020424242 in words is "forty-four billion, twenty million, four hundred twenty-four thousand, two hundred forty-two".