42402660264 has 24 divisors (see below), whose sum is σ = 114840538410. Its totient is φ = 14134220064.

The previous prime is 42402660241. The next prime is 42402660283. The reversal of 42402660264 is 46206620424.

42402660264 is a `hidden beast` number, since 4 + 2 + 40 + 2 + 6 + 602 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 24604432164 + 17798228100 = 156858^2 + 133410^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 294462847 + ... + 294462990.

Almost surely, 2^42402660264 is an apocalyptic number.

It is an amenable number.

42402660264 is an abundant number, since it is smaller than the sum of its proper divisors (72437878146).

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

42402660264 is a wasteful number, since it uses less digits than its factorization.

42402660264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588925849 (or 588925842 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 42402660264 in words is "forty-two billion, four hundred two million, six hundred sixty thousand, two hundred sixty-four".