647653535352 has 32 divisors (see below), whose sum is σ = 1799037598800. Its totient is φ = 215884511712.

The previous prime is 647653535329. The next prime is 647653535371. The reversal of 647653535352 is 253535356746.

647653535352 is a `hidden beast` number, since 6 + 4 + 7 + 6 + 53 + 53 + 535 + 2 = 666.

647653535352 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 (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1499197783 + ... + 1499198214.

Almost surely, 2^647653535352 is an apocalyptic number.

It is an amenable number.

647653535352 is an abundant number, since it is smaller than the sum of its proper divisors (1151384063448).

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

647653535352 is a wasteful number, since it uses less digits than its factorization.

647653535352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2998396012 (or 2998396002 counting only the distinct ones).

The product of its digits is 34020000, while the sum is 54.

The spelling of 647653535352 in words is "six hundred forty-seven billion, six hundred fifty-three million, five hundred thirty-five thousand, three hundred fifty-two".