252101632620 has 96 divisors (see below), whose sum is σ = 753501934080. Its totient is φ = 62791787520.

The previous prime is 252101632609. The next prime is 252101632637. The reversal of 252101632620 is 26236101252.

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 31 ways as a sum of consecutive naturals, for example, 1476397 + ... + 1638276.

It is an arithmetic number, because the mean of its divisors is an integer number (7848978480).

Almost surely, 2^252101632620 is an apocalyptic number.

252101632620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

252101632620 is an abundant number, since it is smaller than the sum of its proper divisors (501400301460).

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

252101632620 is a wasteful number, since it uses less digits than its factorization.

252101632620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3114775 (or 3114773 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 252101632620 its reverse (26236101252), we get a palindrome (278337733872).

The spelling of 252101632620 in words is "two hundred fifty-two billion, one hundred one million, six hundred thirty-two thousand, six hundred twenty".