162980256 has 48 divisors (see below), whose sum is σ = 429105600. Its totient is φ = 54163968.

The previous prime is 162980249. The next prime is 162980297. The reversal of 162980256 is 652089261.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32100 + ... + 36828.

It is an arithmetic number, because the mean of its divisors is an integer number (8939700).

Almost surely, 2^162980256 is an apocalyptic number.

162980256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

162980256 is an abundant number, since it is smaller than the sum of its proper divisors (266125344).

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

162980256 is a wasteful number, since it uses less digits than its factorization.

162980256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101 (or 5093 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 162980256 is about 12766.3720766708. The cubic root of 162980256 is about 546.2335004713.

The spelling of 162980256 in words is "one hundred sixty-two million, nine hundred eighty thousand, two hundred fifty-six".