160972769917806 has 32 divisors (see below), whose sum is σ = 401386647068928. Its totient is φ = 41811109069440.

The previous prime is 160972769917793. The next prime is 160972769917811. The reversal of 160972769917806 is 608719967279061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174212953995 + ... + 174212954918.

It is an arithmetic number, because the mean of its divisors is an integer number (12543332720904).

Almost surely, 2^{160972769917806} is an apocalyptic number.

160972769917806 is an abundant number, since it is smaller than the sum of its proper divisors (240413877151122).

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

160972769917806 is a wasteful number, since it uses less digits than its factorization.

160972769917806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348425908936.

The product of its (nonzero) digits is 864162432, while the sum is 78.

The spelling of 160972769917806 in words is "one hundred sixty trillion, nine hundred seventy-two billion, seven hundred sixty-nine million, nine hundred seventeen thousand, eight hundred six".