44031157313 has 16 divisors (see below), whose sum is σ = 51735026112. Its totient is φ = 36944856000.

The previous prime is 44031157307. The next prime is 44031157319. The reversal of 44031157313 is 31375113044.

It is an interprime number because it is at equal distance from previous prime (44031157307) and next prime (44031157319).

It is not a de Polignac number, because 44031157313 - 2⁸ = 44031157057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44031157313.

It is not an unprimeable number, because it can be changed into a prime (44031157319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1901978 + ... + 1924988.

It is an arithmetic number, because the mean of its divisors is an integer number (3233439132).

Almost surely, 2^44031157313 is an apocalyptic number.

It is an amenable number.

44031157313 is a deficient number, since it is larger than the sum of its proper divisors (7703868799).

44031157313 is a wasteful number, since it uses less digits than its factorization.

44031157313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36416.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 44031157313 in words is "forty-four billion, thirty-one million, one hundred fifty-seven thousand, three hundred thirteen".