160920523566 has 24 divisors (see below), whose sum is σ = 380357601624. Its totient is φ = 48763794960.

The previous prime is 160920523549. The next prime is 160920523597. The reversal of 160920523566 is 665325029061.

160920523566 is a `hidden beast` number, since 1 + 60 + 9 + 2 + 0 + 5 + 23 + 566 = 666.

It is a super-2 number, since 2×160920523566² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 406364761 + ... + 406365156.

It is an arithmetic number, because the mean of its divisors is an integer number (15848233401).

Almost surely, 2^160920523566 is an apocalyptic number.

160920523566 is an abundant number, since it is smaller than the sum of its proper divisors (219437078058).

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

160920523566 is a wasteful number, since it uses less digits than its factorization.

160920523566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812729936 (or 812729933 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

It can be divided in two parts, 160920 and 523566, that added together give a palindrome (684486).

The spelling of 160920523566 in words is "one hundred sixty billion, nine hundred twenty million, five hundred twenty-three thousand, five hundred sixty-six".