90346794392 has 8 divisors (see below), whose sum is σ = 169400239500. Its totient is φ = 45173397192.

The previous prime is 90346794367. The next prime is 90346794397. The reversal of 90346794392 is 29349764309.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90346794397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5646674642 + ... + 5646674657.

Almost surely, 2^90346794392 is an apocalyptic number.

It is an amenable number.

90346794392 is a deficient number, since it is larger than the sum of its proper divisors (79053445108).

90346794392 is a wasteful number, since it uses less digits than its factorization.

90346794392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11293349305 (or 11293349301 counting only the distinct ones).

The product of its (nonzero) digits is 8817984, while the sum is 56.

The spelling of 90346794392 in words is "ninety billion, three hundred forty-six million, seven hundred ninety-four thousand, three hundred ninety-two".