161180896 has 24 divisors (see below), whose sum is σ = 318737160. Its totient is φ = 80231808.

The previous prime is 161180879. The next prime is 161180947. The reversal of 161180896 is 698081161.

161180896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3831 + ... + 18358.

It is an arithmetic number, because the mean of its divisors is an integer number (13280715).

Almost surely, 2^161180896 is an apocalyptic number.

161180896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

161180896 is a deficient number, since it is larger than the sum of its proper divisors (157556264).

161180896 is a wasteful number, since it uses less digits than its factorization.

161180896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22426 (or 22418 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 161180896 is about 12695.7038402760. The cubic root of 161180896 is about 544.2158529220.

The spelling of 161180896 in words is "one hundred sixty-one million, one hundred eighty thousand, eight hundred ninety-six".