195706884864 has 72 divisors (see below), whose sum is σ = 521058049792. Its totient is φ = 65211540480.

The previous prime is 195706884851. The next prime is 195706884881. The reversal of 195706884864 is 468488607591.

It is a junction number, because it is equal to n+sod(n) for n = 195706884795 and 195706884804.

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, 2097837 + ... + 2189139.

Almost surely, 2^195706884864 is an apocalyptic number.

It is an amenable number.

195706884864 is an abundant number, since it is smaller than the sum of its proper divisors (325351164928).

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

195706884864 is an equidigital number, since it uses as much as digits as its factorization.

195706884864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94113 (or 94099 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 66.

The spelling of 195706884864 in words is "one hundred ninety-five billion, seven hundred six million, eight hundred eighty-four thousand, eight hundred sixty-four".