42537905682 has 32 divisors (see below), whose sum is σ = 91779910272. Its totient is φ = 13093426944.

The previous prime is 42537905671. The next prime is 42537905713. The reversal of 42537905682 is 28650973524.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 3928918 + ... + 3939729.

It is an arithmetic number, because the mean of its divisors is an integer number (2868122196).

Almost surely, 2^42537905682 is an apocalyptic number.

42537905682 is an abundant number, since it is smaller than the sum of its proper divisors (49242004590).

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

42537905682 is a wasteful number, since it uses less digits than its factorization.

42537905682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7868722.

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 42537905682 in words is "forty-two billion, five hundred thirty-seven million, nine hundred five thousand, six hundred eighty-two".