52513272477 has 24 divisors (see below), whose sum is σ = 76161146880. Its totient is φ = 34866516960.

The previous prime is 52513272473. The next prime is 52513272479. The reversal of 52513272477 is 77427231525.

52513272477 is a `hidden beast` number, since 5 + 251 + 327 + 2 + 4 + 77 = 666.

It is not a de Polignac number, because 52513272477 - 2² = 52513272473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52513272473) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 8370852 + ... + 8377122.

It is an arithmetic number, because the mean of its divisors is an integer number (3173381120).

Almost surely, 2^52513272477 is an apocalyptic number.

It is an amenable number.

52513272477 is a deficient number, since it is larger than the sum of its proper divisors (23647874403).

52513272477 is a wasteful number, since it uses less digits than its factorization.

52513272477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9913 (or 9910 counting only the distinct ones).

The product of its digits is 823200, while the sum is 45.

The spelling of 52513272477 in words is "fifty-two billion, five hundred thirteen million, two hundred seventy-two thousand, four hundred seventy-seven".