952217228520 has 64 divisors (see below), whose sum is σ = 3174057432000. Its totient is φ = 253924593984.

The previous prime is 952217228519. The next prime is 952217228539. The reversal of 952217228520 is 25822712259.

952217228520 is a `hidden beast` number, since 9 + 52 + 2 + 1 + 72 + 2 + 8 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 440840230 + ... + 440842389.

It is an arithmetic number, because the mean of its divisors is an integer number (49594647375).

Almost surely, 2^952217228520 is an apocalyptic number.

952217228520 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

952217228520 is an abundant number, since it is smaller than the sum of its proper divisors (2221840203480).

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

952217228520 is a wasteful number, since it uses less digits than its factorization.

952217228520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881682639 (or 881682629 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 952217228520 in words is "nine hundred fifty-two billion, two hundred seventeen million, two hundred twenty-eight thousand, five hundred twenty".