165115670236 has 72 divisors (see below), whose sum is σ = 320778090752. Its totient is φ = 74307261600.

The previous prime is 165115670107. The next prime is 165115670243. The reversal of 165115670236 is 632076511561.

165115670236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 165115670192 and 165115670201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21375871 + ... + 21383593.

Almost surely, 2^165115670236 is an apocalyptic number.

It is an amenable number.

165115670236 is a deficient number, since it is larger than the sum of its proper divisors (155662420516).

165115670236 is a wasteful number, since it uses less digits than its factorization.

165115670236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8183 (or 8170 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 165115670236 in words is "one hundred sixty-five billion, one hundred fifteen million, six hundred seventy thousand, two hundred thirty-six".