52447511025 has 144 divisors (see below), whose sum is σ = 115802727040. Its totient is φ = 22096281600.

The previous prime is 52447511003. The next prime is 52447511057. The reversal of 52447511025 is 52011574425.

52447511025 is a `hidden beast` number, since 52 + 4 + 475 + 110 + 25 = 666.

It is not a de Polignac number, because 52447511025 - 2¹² = 52447506929 is a prime.

It is a Curzon 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 143 ways as a sum of consecutive naturals, for example, 15743610 + ... + 15746940.

Almost surely, 2^52447511025 is an apocalyptic number.

It is an amenable number.

52447511025 is an abundant number, since it is smaller than the sum of its proper divisors (63355216015).

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

52447511025 is a wasteful number, since it uses less digits than its factorization.

52447511025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4136 (or 4128 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The spelling of 52447511025 in words is "fifty-two billion, four hundred forty-seven million, five hundred eleven thousand, twenty-five".