161344045427600 has 120 divisors (see below), whose sum is σ = 443026843925568. Its totient is φ = 55315187136000.

The previous prime is 161344045427563. The next prime is 161344045427681. The reversal of 161344045427600 is 6724540443161.

161344045427600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54849467 + ... + 57716133.

Almost surely, 2^{161344045427600} is an apocalyptic number.

161344045427600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

161344045427600 is an abundant number, since it is smaller than the sum of its proper divisors (281682798497968).

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

161344045427600 is a wasteful number, since it uses less digits than its factorization.

161344045427600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2886793 (or 2886782 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 161344045427600 in words is "one hundred sixty-one trillion, three hundred forty-four billion, forty-five million, four hundred twenty-seven thousand, six hundred".