90192053774 has 16 divisors (see below), whose sum is σ = 135654196608. Its totient is φ = 44974117752.

The previous prime is 90192053717. The next prime is 90192053797. The reversal of 90192053774 is 47735029109.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1404149 + ... + 1466975.

It is an arithmetic number, because the mean of its divisors is an integer number (8478387288).

Almost surely, 2^90192053774 is an apocalyptic number.

90192053774 is a deficient number, since it is larger than the sum of its proper divisors (45462142834).

90192053774 is a wasteful number, since it uses less digits than its factorization.

90192053774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64759.

The product of its (nonzero) digits is 476280, while the sum is 47.

The spelling of 90192053774 in words is "ninety billion, one hundred ninety-two million, fifty-three thousand, seven hundred seventy-four".