52660555633 has 6 divisors (see below), whose sum is σ = 61258197426. Its totient is φ = 45137619072.

The previous prime is 52660555627. The next prime is 52660555663. The reversal of 52660555633 is 33655506625.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 37107472689 + 15553082944 = 192633^2 + 124712^2 .

It is a de Polignac number, because none of the positive numbers 2^k-52660555633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52660555613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537352560 + ... + 537352657.

It is an arithmetic number, because the mean of its divisors is an integer number (10209699571).

Almost surely, 2^52660555633 is an apocalyptic number.

It is an amenable number.

52660555633 is a deficient number, since it is larger than the sum of its proper divisors (8597641793).

52660555633 is a wasteful number, since it uses less digits than its factorization.

52660555633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074705231 (or 1074705224 counting only the distinct ones).

The product of its (nonzero) digits is 2430000, while the sum is 46.

The spelling of 52660555633 in words is "fifty-two billion, six hundred sixty million, five hundred fifty-five thousand, six hundred thirty-three".