163151344 has 20 divisors (see below), whose sum is σ = 317700400. Its totient is φ = 81164160.

The previous prime is 163151333. The next prime is 163151371. The reversal of 163151344 is 443151361.

It is a super-2 number, since 2×163151344² = 53236722098012672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22437 + ... + 28804.

It is an arithmetic number, because the mean of its divisors is an integer number (15885020).

Almost surely, 2^163151344 is an apocalyptic number.

It is an amenable number.

163151344 is a deficient number, since it is larger than the sum of its proper divisors (154549056).

163151344 is a wasteful number, since it uses less digits than its factorization.

163151344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51448 (or 51442 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 163151344 is about 12773.0710481074. The cubic root of 163151344 is about 546.4245692495.

It can be divided in two parts, 1631 and 51344, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 163151344 in words is "one hundred sixty-three million, one hundred fifty-one thousand, three hundred forty-four".