52661262510 has 32 divisors (see below), whose sum is σ = 140430034080. Its totient is φ = 14043003264.

The previous prime is 52661262503. The next prime is 52661262523. The reversal of 52661262510 is 1526216625.

52661262510 is a `hidden beast` number, since 5 + 2 + 6 + 6 + 12 + 625 + 10 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97520587 + ... + 97521126.

It is an arithmetic number, because the mean of its divisors is an integer number (4388438565).

Almost surely, 2^52661262510 is an apocalyptic number.

52661262510 is an abundant number, since it is smaller than the sum of its proper divisors (87768771570).

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

52661262510 is a wasteful number, since it uses less digits than its factorization.

52661262510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195041729 (or 195041723 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 52661262510 in words is "fifty-two billion, six hundred sixty-one million, two hundred sixty-two thousand, five hundred ten".