1616431160 has 16 divisors (see below), whose sum is σ = 3636970200. Its totient is φ = 646572448.

The previous prime is 1616431151. The next prime is 1616431177. The reversal of 1616431160 is 611346161.

It is a super-2 number, since 2×1616431160² = 5225699390037891200, 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20205350 + ... + 20205429.

Almost surely, 2^1616431160 is an apocalyptic number.

1616431160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616431160 is an abundant number, since it is smaller than the sum of its proper divisors (2020539040).

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

1616431160 is a wasteful number, since it uses less digits than its factorization.

1616431160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40410790 (or 40410786 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1616431160 is about 40204.8648797630. The cubic root of 1616431160 is about 1173.5972177510.

The spelling of 1616431160 in words is "one billion, six hundred sixteen million, four hundred thirty-one thousand, one hundred sixty".