52631462520 has 576 divisors, whose sum is σ = 220112212320. Its totient is φ = 10802792448.

The previous prime is 52631462491. The next prime is 52631462561. The reversal of 52631462520 is 2526413625.

52631462520 is a `hidden beast` number, since 5 + 2 + 6 + 3 + 1 + 4 + 625 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8481739 + ... + 8487941.

Almost surely, 2^52631462520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52631462520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110056106160).

52631462520 is an abundant number, since it is smaller than the sum of its proper divisors (167480749800).

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

52631462520 is a wasteful number, since it uses less digits than its factorization.

52631462520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6284 (or 6270 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 52631462520 in words is "fifty-two billion, six hundred thirty-one million, four hundred sixty-two thousand, five hundred twenty".