52065644064552 has 80 divisors (see below), whose sum is σ = 149388890735700. Its totient is φ = 16931916760320.

The previous prime is 52065644064529. The next prime is 52065644064559. The reversal of 52065644064552 is 25546044656025.

52065644064552 is a `hidden beast` number, since 5 + 20 + 6 + 5 + 6 + 4 + 4 + 0 + 64 + 552 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 51708668883876 + 356975180676 = 7190874^2 + 597474^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (52065644064559) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 979829727 + ... + 979882862.

Almost surely, 2^{52065644064552} is an apocalyptic number.

It is an amenable number.

52065644064552 is an abundant number, since it is smaller than the sum of its proper divisors (97323246671148).

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

52065644064552 is a wasteful number, since it uses less digits than its factorization.

52065644064552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1959712648 (or 1959712635 counting only the distinct ones).

The product of its (nonzero) digits is 34560000, while the sum is 54.

The spelling of 52065644064552 in words is "fifty-two trillion, sixty-five billion, six hundred forty-four million, sixty-four thousand, five hundred fifty-two".