621632340204 has 48 divisors (see below), whose sum is σ = 1466906112000. Its totient is φ = 204863967616.

The previous prime is 621632340163. The next prime is 621632340223. The reversal of 621632340204 is 402043236126.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16692397 + ... + 16729595.

It is an arithmetic number, because the mean of its divisors is an integer number (30560544000).

Almost surely, 2^621632340204 is an apocalyptic number.

It is an amenable number.

621632340204 is an abundant number, since it is smaller than the sum of its proper divisors (845273771796).

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

621632340204 is a wasteful number, since it uses less digits than its factorization.

621632340204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52942 (or 52940 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The spelling of 621632340204 in words is "six hundred twenty-one billion, six hundred thirty-two million, three hundred forty thousand, two hundred four".