52507548262664 has 32 divisors (see below), whose sum is σ = 107402153947200. Its totient is φ = 23866989462720.

The previous prime is 52507548262649. The next prime is 52507548262669. The reversal of 52507548262664 is 46626284570525.

It is a junction number, because it is equal to n+sod(n) for n = 52507548262597 and 52507548262606.

It is not an unprimeable number, because it can be changed into a prime (52507548262669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32711549 + ... + 34279155.

It is an arithmetic number, because the mean of its divisors is an integer number (3356317310850).

Almost surely, 2^{52507548262664} is an apocalyptic number.

It is an amenable number.

52507548262664 is an abundant number, since it is smaller than the sum of its proper divisors (54894605684536).

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

52507548262664 is a wasteful number, since it uses less digits than its factorization.

52507548262664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948253 (or 1948249 counting only the distinct ones).

The product of its (nonzero) digits is 193536000, while the sum is 62.

The spelling of 52507548262664 in words is "fifty-two trillion, five hundred seven billion, five hundred forty-eight million, two hundred sixty-two thousand, six hundred sixty-four".