42535402684 has 18 divisors (see below), whose sum is σ = 76842295712. Its totient is φ = 20580535200.

The previous prime is 42535402661. The next prime is 42535402747. The reversal of 42535402684 is 48620453524.

It is a self number, because there is not a number n which added to its sum of digits gives 42535402684.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2287344 + ... + 2305864.

Almost surely, 2^42535402684 is an apocalyptic number.

It is an amenable number.

42535402684 is a deficient number, since it is larger than the sum of its proper divisors (34306893028).

42535402684 is an frugal number, since it uses more digits than its factorization.

42535402684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37077 (or 18554 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 42535402684 in words is "forty-two billion, five hundred thirty-five million, four hundred two thousand, six hundred eighty-four".