44951307957 has 12 divisors (see below), whose sum is σ = 64945340460. Its totient is φ = 29960304768.

The previous prime is 44951307953. The next prime is 44951307967. The reversal of 44951307957 is 75970315944.

44951307957 is a `hidden beast` number, since 4 + 4 + 9 + 513 + 0 + 79 + 57 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 34549143876 + 10402164081 = 185874^2 + 101991^2 .

It is not a de Polignac number, because 44951307957 - 2² = 44951307953 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44951307953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 563332 + ... + 638157.

It is an arithmetic number, because the mean of its divisors is an integer number (5412111705).

Almost surely, 2^44951307957 is an apocalyptic number.

It is an amenable number.

44951307957 is a deficient number, since it is larger than the sum of its proper divisors (19994032503).

44951307957 is a wasteful number, since it uses less digits than its factorization.

44951307957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205652 (or 1205649 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 54.

The spelling of 44951307957 in words is "forty-four billion, nine hundred fifty-one million, three hundred seven thousand, nine hundred fifty-seven".