90613674638351 has 4 divisors (see below), whose sum is σ = 90613738670472. Its totient is φ = 90613610606232.

The previous prime is 90613674638327. The next prime is 90613674638363. The reversal of 90613674638351 is 15383647631609.

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

It is a cyclic number.

It is not a de Polignac number, because 90613674638351 - 2¹⁸ = 90613674376207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90613674638651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29844260 + ... + 32739993.

It is an arithmetic number, because the mean of its divisors is an integer number (22653434667618).

Almost surely, 2^{90613674638351} is an apocalyptic number.

90613674638351 is a deficient number, since it is larger than the sum of its proper divisors (64032121).

90613674638351 is a wasteful number, since it uses less digits than its factorization.

90613674638351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64032120.

The product of its (nonzero) digits is 58786560, while the sum is 62.

The spelling of 90613674638351 in words is "ninety trillion, six hundred thirteen billion, six hundred seventy-four million, six hundred thirty-eight thousand, three hundred fifty-one".