90941368357 has 12 divisors (see below), whose sum is σ = 108039769920. Its totient is φ = 76291237176.

The previous prime is 90941368307. The next prime is 90941368361. The reversal of 90941368357 is 75386314909.

It is a de Polignac number, because none of the positive numbers 2^k-90941368357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90941368298 and 90941368307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90941368307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19741807 + ... + 19746412.

It is an arithmetic number, because the mean of its divisors is an integer number (9003314160).

Almost surely, 2^90941368357 is an apocalyptic number.

It is an amenable number.

90941368357 is a deficient number, since it is larger than the sum of its proper divisors (17098401563).

90941368357 is a wasteful number, since it uses less digits than its factorization.

90941368357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39488280 (or 39488273 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 90941368357 in words is "ninety billion, nine hundred forty-one million, three hundred sixty-eight thousand, three hundred fifty-seven".