160139550 has 24 divisors (see below), whose sum is σ = 397146456. Its totient is φ = 42703840.

The previous prime is 160139549. The next prime is 160139621. The reversal of 160139550 is 55931061.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 533649 + ... + 533948.

It is an arithmetic number, because the mean of its divisors is an integer number (16547769).

Almost surely, 2^160139550 is an apocalyptic number.

160139550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

160139550 is an abundant number, since it is smaller than the sum of its proper divisors (237006906).

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

160139550 is a wasteful number, since it uses less digits than its factorization.

160139550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067612 (or 1067607 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 30.

The square root of 160139550 is about 12654.6256365015. The cubic root of 160139550 is about 543.0413095291.

The spelling of 160139550 in words is "one hundred sixty million, one hundred thirty-nine thousand, five hundred fifty".