652390993380 has 96 divisors (see below), whose sum is σ = 2087765971200. Its totient is φ = 149109742080.

The previous prime is 652390993363. The next prime is 652390993393. The reversal of 652390993380 is 83399093256.

652390993380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×652390993380² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 652390993380.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11000046 + ... + 11059194.

It is an arithmetic number, because the mean of its divisors is an integer number (21747562200).

Almost surely, 2^652390993380 is an apocalyptic number.

652390993380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

652390993380 is an abundant number, since it is smaller than the sum of its proper divisors (1435374977820).

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

652390993380 is a wasteful number, since it uses less digits than its factorization.

652390993380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85429 (or 85427 counting only the distinct ones).

The product of its (nonzero) digits is 9447840, while the sum is 57.

The spelling of 652390993380 in words is "six hundred fifty-two billion, three hundred ninety million, nine hundred ninety-three thousand, three hundred eighty".