90765933667 has 8 divisors (see below), whose sum is σ = 90974100672. Its totient is φ = 90557826600.

The previous prime is 90765933637. The next prime is 90765933703. The reversal of 90765933667 is 76633956709.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90765933667 - 2⁷ = 90765933539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90765933637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4627992 + ... + 4647562.

It is an arithmetic number, because the mean of its divisors is an integer number (11371762584).

Almost surely, 2^90765933667 is an apocalyptic number.

90765933667 is a deficient number, since it is larger than the sum of its proper divisors (208167005).

90765933667 is a wasteful number, since it uses less digits than its factorization.

90765933667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29969.

The product of its (nonzero) digits is 38578680, while the sum is 61.

The spelling of 90765933667 in words is "ninety billion, seven hundred sixty-five million, nine hundred thirty-three thousand, six hundred sixty-seven".