856695220162 has 4 divisors (see below), whose sum is σ = 1285042830246. Its totient is φ = 428347610080.

The previous prime is 856695220099. The next prime is 856695220189. The reversal of 856695220162 is 261022596658.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 541164738321 + 315530481841 = 735639^2 + 561721^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214173805039 + ... + 214173805042.

Almost surely, 2^856695220162 is an apocalyptic number.

856695220162 is a deficient number, since it is larger than the sum of its proper divisors (428347610084).

856695220162 is a wasteful number, since it uses less digits than its factorization.

856695220162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428347610083.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 856695220162 in words is "eight hundred fifty-six billion, six hundred ninety-five million, two hundred twenty thousand, one hundred sixty-two".