44257537242 has 32 divisors (see below), whose sum is σ = 98356964160. Its totient is φ = 14751480240.

The previous prime is 44257537189. The next prime is 44257537253. The reversal of 44257537242 is 24273575244.

44257537242 is a `hidden beast` number, since 4 + 4 + 2 + 575 + 3 + 72 + 4 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447788 + ... + 1478040.

It is an arithmetic number, because the mean of its divisors is an integer number (3073655130).

Almost surely, 2^44257537242 is an apocalyptic number.

44257537242 is an abundant number, since it is smaller than the sum of its proper divisors (54099426918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44257537242 is a wasteful number, since it uses less digits than its factorization.

44257537242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57355 (or 57349 counting only the distinct ones).

The product of its digits is 1881600, while the sum is 45.

The spelling of 44257537242 in words is "forty-four billion, two hundred fifty-seven million, five hundred thirty-seven thousand, two hundred forty-two".