165157476 has 48 divisors (see below), whose sum is σ = 421521408. Its totient is φ = 49914400.

The previous prime is 165157451. The next prime is 165157477. The reversal of 165157476 is 674751561.

It is not an unprimeable number, because it can be changed into a prime (165157477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55441 + ... + 58343.

It is an arithmetic number, because the mean of its divisors is an integer number (8781696).

Almost surely, 2^165157476 is an apocalyptic number.

It is an amenable number.

165157476 is an abundant number, since it is smaller than the sum of its proper divisors (256363932).

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

165157476 is a wasteful number, since it uses less digits than its factorization.

165157476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3352 (or 3350 counting only the distinct ones).

The product of its digits is 176400, while the sum is 42.

The square root of 165157476 is about 12851.3608617920. The cubic root of 165157476 is about 548.6550897407.

It can be divided in two parts, 165 and 157476, that added together give a triangular number (157641 = T₅₆₁).

The spelling of 165157476 in words is "one hundred sixty-five million, one hundred fifty-seven thousand, four hundred seventy-six".