165123116102630 has 64 divisors (see below), whose sum is σ = 340603856461440. Its totient is φ = 56459980329984.

The previous prime is 165123116102617. The next prime is 165123116102639. The reversal of 165123116102630 is 36201611321561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165123116102639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 947105306 + ... + 947279634.

It is an arithmetic number, because the mean of its divisors is an integer number (5321935257210).

Almost surely, 2^{165123116102630} is an apocalyptic number.

165123116102630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165123116102630 is an abundant number, since it is smaller than the sum of its proper divisors (175480740358810).

165123116102630 is a wasteful number, since it uses less digits than its factorization.

165123116102630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210993.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 165123116102630 in words is "one hundred sixty-five trillion, one hundred twenty-three billion, one hundred sixteen million, one hundred two thousand, six hundred thirty".