161064624416 has 24 divisors (see below), whose sum is σ = 317150951040. Its totient is φ = 80518351168.

The previous prime is 161064624397. The next prime is 161064624437. The reversal of 161064624416 is 614426460161.

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, 247556 + ... + 619203.

It is an arithmetic number, because the mean of its divisors is an integer number (13214622960).

Almost surely, 2^161064624416 is an apocalyptic number.

161064624416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

161064624416 is a deficient number, since it is larger than the sum of its proper divisors (156086326624).

161064624416 is an equidigital number, since it uses as much as digits as its factorization.

161064624416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872576 (or 872568 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 161064624416 in words is "one hundred sixty-one billion, sixty-four million, six hundred twenty-four thousand, four hundred sixteen".