90195601222720 has 112 divisors (see below), whose sum is σ = 245582594513280. Its totient is φ = 30908872802304.

The previous prime is 90195601222633. The next prime is 90195601222739. The reversal of 90195601222720 is 2722210659109.

It is a tau number, because it is divible by the number of its divisors (112).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5463550 + ... + 14499709.

Almost surely, 2^{90195601222720} is an apocalyptic number.

It is an amenable number.

90195601222720 is an abundant number, since it is smaller than the sum of its proper divisors (155386993290560).

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

90195601222720 is a wasteful number, since it uses less digits than its factorization.

90195601222720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19965300 (or 19965290 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 90195601222720 in words is "ninety trillion, one hundred ninety-five billion, six hundred one million, two hundred twenty-two thousand, seven hundred twenty".