42504224520 has 64 divisors (see below), whose sum is σ = 127527433920. Its totient is φ = 11333147904.

The previous prime is 42504224519. The next prime is 42504224563. The reversal of 42504224520 is 2542240524.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 1470447 + ... + 1499073.

It is an arithmetic number, because the mean of its divisors is an integer number (1992616155).

Almost surely, 2^42504224520 is an apocalyptic number.

42504224520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42504224520 is an abundant number, since it is smaller than the sum of its proper divisors (85023209400).

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

42504224520 is a wasteful number, since it uses less digits than its factorization.

42504224520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41014 (or 41010 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The spelling of 42504224520 in words is "forty-two billion, five hundred four million, two hundred twenty-four thousand, five hundred twenty".