162650311816 has 32 divisors (see below), whose sum is σ = 313171702200. Its totient is φ = 79147560960.

The previous prime is 162650311787. The next prime is 162650311841. The reversal of 162650311816 is 618113056261.

It can be written as a sum of positive squares in 4 ways, for example, as 105725123716 + 56925188100 = 325154^2 + 238590^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

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, 472065 + ... + 740368.

Almost surely, 2^162650311816 is an apocalyptic number.

It is an amenable number.

162650311816 is a deficient number, since it is larger than the sum of its proper divisors (150521390384).

162650311816 is a wasteful number, since it uses less digits than its factorization.

162650311816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212889 (or 1212885 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 162650311816 in words is "one hundred sixty-two billion, six hundred fifty million, three hundred eleven thousand, eight hundred sixteen".