42591053376 has 63 divisors (see below), whose sum is σ = 122093763051. Its totient is φ = 14195366784.

The previous prime is 42591053363. The next prime is 42591053383. The reversal of 42591053376 is 67335019524.

The square root of 42591053376 is 206376.

It is a perfect power (a square), and thus also a powerful number.

42591053376 is a `hidden beast` number, since 4 + 2 + 591 + 0 + 53 + 3 + 7 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4948725 + ... + 4957323.

Almost surely, 2^42591053376 is an apocalyptic number.

42591053376 is the 206376-th square number.

It is an amenable number.

42591053376 is an abundant number, since it is smaller than the sum of its proper divisors (79502709675).

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

42591053376 is an frugal number, since it uses more digits than its factorization.

42591053376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17216 (or 8604 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 42591053376 in words is "forty-two billion, five hundred ninety-one million, fifty-three thousand, three hundred seventy-six".