642324248562 has 32 divisors (see below), whose sum is σ = 1388809195200. Its totient is φ = 197357093568.

The previous prime is 642324248539. The next prime is 642324248563. The reversal of 642324248562 is 265842423246.

642324248562 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (642324248563) 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, 76136637 + ... + 76145072.

It is an arithmetic number, because the mean of its divisors is an integer number (43400287350).

Almost surely, 2^642324248562 is an apocalyptic number.

642324248562 is an abundant number, since it is smaller than the sum of its proper divisors (746484946638).

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

642324248562 is a wasteful number, since it uses less digits than its factorization.

642324248562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152281770.

The product of its digits is 4423680, while the sum is 48.

The spelling of 642324248562 in words is "six hundred forty-two billion, three hundred twenty-four million, two hundred forty-eight thousand, five hundred sixty-two".