52612020660 has 48 divisors (see below), whose sum is σ = 147333303936. Its totient is φ = 14028001152.

The previous prime is 52612020653. The next prime is 52612020683. The reversal of 52612020660 is 6602021625.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428737 + ... + 537623.

It is an arithmetic number, because the mean of its divisors is an integer number (3069443832).

Almost surely, 2^52612020660 is an apocalyptic number.

It is an amenable number.

52612020660 is an abundant number, since it is smaller than the sum of its proper divisors (94721283276).

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

52612020660 is a wasteful number, since it uses less digits than its factorization.

52612020660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116952 (or 116950 counting only the distinct ones).

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

The spelling of 52612020660 in words is "fifty-two billion, six hundred twelve million, twenty thousand, six hundred sixty".