544223001131 has 8 divisors (see below), whose sum is σ = 572889761280. Its totient is φ = 515558585448.

The previous prime is 544223001103. The next prime is 544223001137. The reversal of 544223001131 is 131100322445.

It is a happy number.

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

It is not a de Polignac number, because 544223001131 - 2⁶ = 544223001067 is a prime.

It is a super-2 number, since 2×544223001131² (a number of 24 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 544223001131.

It is not an unprimeable number, because it can be changed into a prime (544223001137) 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, 99251 + ... + 1047996.

It is an arithmetic number, because the mean of its divisors is an integer number (71611220160).

Almost surely, 2^544223001131 is an apocalyptic number.

544223001131 is a deficient number, since it is larger than the sum of its proper divisors (28666760149).

544223001131 is a wasteful number, since it uses less digits than its factorization.

544223001131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172233.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 544223001131 its reverse (131100322445), we get a palindrome (675323323576).

The spelling of 544223001131 in words is "five hundred forty-four billion, two hundred twenty-three million, one thousand, one hundred thirty-one".