65536977452 has 12 divisors (see below), whose sum is σ = 116633604360. Its totient is φ = 32213090496.

The previous prime is 65536977449. The next prime is 65536977487. The reversal of 65536977452 is 25477963556.

65536977452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a junction number, because it is equal to n+sod(n) for n = 65536977391 and 65536977400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138849293 + ... + 138849764.

It is an arithmetic number, because the mean of its divisors is an integer number (9719467030).

Almost surely, 2^65536977452 is an apocalyptic number.

It is an amenable number.

65536977452 is a deficient number, since it is larger than the sum of its proper divisors (51096626908).

65536977452 is a wasteful number, since it uses less digits than its factorization.

65536977452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277699120 (or 277699118 counting only the distinct ones).

The product of its digits is 47628000, while the sum is 59.

The spelling of 65536977452 in words is "sixty-five billion, five hundred thirty-six million, nine hundred seventy-seven thousand, four hundred fifty-two".