44256397057 has 8 divisors (see below), whose sum is σ = 44449618752. Its totient is φ = 44063310000.

The previous prime is 44256397033. The next prime is 44256397123. The reversal of 44256397057 is 75079365244.

It is a happy number.

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 44256397057 - 2²³ = 44248008449 is a prime.

It is a super-2 number, since 2×44256397057² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44256396995 and 44256397013.

It is not an unprimeable number, because it can be changed into a prime (44256397357) 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, 655828 + ... + 720154.

It is an arithmetic number, because the mean of its divisors is an integer number (5556202344).

Almost surely, 2^44256397057 is an apocalyptic number.

It is an amenable number.

44256397057 is a deficient number, since it is larger than the sum of its proper divisors (193221695).

44256397057 is a wasteful number, since it uses less digits than its factorization.

44256397057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67319.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 44256397057 in words is "forty-four billion, two hundred fifty-six million, three hundred ninety-seven thousand, fifty-seven".