90123801374 has 4 divisors (see below), whose sum is σ = 135185702064. Its totient is φ = 45061900686.

The previous prime is 90123801359. The next prime is 90123801409. The reversal of 90123801374 is 47310832109.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22530950342 + ... + 22530950345.

It is an arithmetic number, because the mean of its divisors is an integer number (33796425516).

Almost surely, 2^90123801374 is an apocalyptic number.

90123801374 is a deficient number, since it is larger than the sum of its proper divisors (45061900690).

90123801374 is a wasteful number, since it uses less digits than its factorization.

90123801374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45061900689.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 90123801374 in words is "ninety billion, one hundred twenty-three million, eight hundred one thousand, three hundred seventy-four".