165216500106170 has 16 divisors (see below), whose sum is σ = 303717140621568. Its totient is φ = 64680502169040.

The previous prime is 165216500106137. The next prime is 165216500106181. The reversal of 165216500106170 is 71601005612561.

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, 175762233686 + ... + 175762234625.

It is an arithmetic number, because the mean of its divisors is an integer number (18982321288848).

Almost surely, 2^{165216500106170} is an apocalyptic number.

165216500106170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165216500106170 is a deficient number, since it is larger than the sum of its proper divisors (138500640515398).

165216500106170 is a wasteful number, since it uses less digits than its factorization.

165216500106170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351524468365.

The product of its (nonzero) digits is 75600, while the sum is 41.

The spelling of 165216500106170 in words is "one hundred sixty-five trillion, two hundred sixteen billion, five hundred million, one hundred six thousand, one hundred seventy".