653478828874356 has 12 divisors (see below), whose sum is σ = 1524783934040192. Its totient is φ = 217826276291448.

The previous prime is 653478828874337. The next prime is 653478828874367.

653478828874356 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 27228284536420 + ... + 27228284536443.

Almost surely, 2^{653478828874356} is an apocalyptic number.

It is an amenable number.

653478828874356 is an abundant number, since it is smaller than the sum of its proper divisors (871305105165836).

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

653478828874356 is a wasteful number, since it uses less digits than its factorization.

653478828874356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54456569072870 (or 54456569072868 counting only the distinct ones).

The product of its digits is 52022476800, while the sum is 84.

The spelling of 653478828874356 in words is "six hundred fifty-three trillion, four hundred seventy-eight billion, eight hundred twenty-eight million, eight hundred seventy-four thousand, three hundred fifty-six".