162015552 has 70 divisors (see below), whose sum is σ = 480280218. Its totient is φ = 54003456.

The previous prime is 162015509. The next prime is 162015577. The reversal of 162015552 is 255510261.

It can be written as a sum of positive squares in only one way, i.e., 144576576 + 17438976 = 12024^2 + 4176^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10443 + ... + 20810.

Almost surely, 2^162015552 is an apocalyptic number.

162015552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

162015552 is an abundant number, since it is smaller than the sum of its proper divisors (318264666).

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

162015552 is an equidigital number, since it uses as much as digits as its factorization.

162015552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31277 (or 31258 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 162015552 is about 12728.5329869549. The cubic root of 162015552 is about 545.1536216491.

The spelling of 162015552 in words is "one hundred sixty-two million, fifteen thousand, five hundred fifty-two".