42591285924 has 48 divisors (see below), whose sum is σ = 108485879040. Its totient is φ = 12897915040.

The previous prime is 42591285923. The next prime is 42591285991. The reversal of 42591285924 is 42958219524.

42591285924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42591285923) 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, 95107 + ... + 306965.

It is an arithmetic number, because the mean of its divisors is an integer number (2260122480).

Almost surely, 2^42591285924 is an apocalyptic number.

42591285924 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

42591285924 is an abundant number, since it is smaller than the sum of its proper divisors (65894593116).

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

42591285924 is a wasteful number, since it uses less digits than its factorization.

42591285924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213400 (or 213398 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 51.

The spelling of 42591285924 in words is "forty-two billion, five hundred ninety-one million, two hundred eighty-five thousand, nine hundred twenty-four".