42604465037620 has 48 divisors (see below), whose sum is σ = 89696982548880. Its totient is φ = 16998440730624.

The previous prime is 42604465037609. The next prime is 42604465037627. The reversal of 42604465037620 is 2673056440624.

It can be written as a sum of positive squares in 8 ways, for example, as 5719807958544 + 36884657079076 = 2391612^2 + 6073274^2 .

It is a super-2 number, since 2×42604465037620² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42604465037627) 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, 84304732 + ... + 84808588.

It is an arithmetic number, because the mean of its divisors is an integer number (1868687136435).

Almost surely, 2^{42604465037620} is an apocalyptic number.

It is an amenable number.

42604465037620 is an abundant number, since it is smaller than the sum of its proper divisors (47092517511260).

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

42604465037620 is a wasteful number, since it uses less digits than its factorization.

42604465037620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514612 (or 514610 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 49.

The spelling of 42604465037620 in words is "forty-two trillion, six hundred four billion, four hundred sixty-five million, thirty-seven thousand, six hundred twenty".