90692913299 has 4 divisors (see below), whose sum is σ = 90768429000. Its totient is φ = 90617397600.

The previous prime is 90692913293. The next prime is 90692913307. The reversal of 90692913299 is 99231929609.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90692913299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90692913293) 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, 37756049 + ... + 37758450.

It is an arithmetic number, because the mean of its divisors is an integer number (22692107250).

Almost surely, 2^90692913299 is an apocalyptic number.

90692913299 is a deficient number, since it is larger than the sum of its proper divisors (75515701).

90692913299 is a wasteful number, since it uses less digits than its factorization.

90692913299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75515700.

The product of its (nonzero) digits is 4251528, while the sum is 59.

The spelling of 90692913299 in words is "ninety billion, six hundred ninety-two million, nine hundred thirteen thousand, two hundred ninety-nine".