165342948164 has 6 divisors (see below), whose sum is σ = 289350159294. Its totient is φ = 82671474080.

The previous prime is 165342948157. The next prime is 165342948181. The reversal of 165342948164 is 461849243561.

It can be written as a sum of positive squares in only one way, i.e., 127399024900 + 37943923264 = 356930^2 + 194792^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20667868517 + ... + 20667868524.

It is an arithmetic number, because the mean of its divisors is an integer number (48225026549).

Almost surely, 2^165342948164 is an apocalyptic number.

It is an amenable number.

165342948164 is a deficient number, since it is larger than the sum of its proper divisors (124007211130).

165342948164 is a wasteful number, since it uses less digits than its factorization.

165342948164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41335737045 (or 41335737043 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 53.

The spelling of 165342948164 in words is "one hundred sixty-five billion, three hundred forty-two million, nine hundred forty-eight thousand, one hundred sixty-four".