90769347530 has 8 divisors (see below), whose sum is σ = 163384825572. Its totient is φ = 36307739008.

The previous prime is 90769347481. The next prime is 90769347553. The reversal of 90769347530 is 3574396709.

It can be written as a sum of positive squares in 2 ways, for example, as 72932943721 + 17836403809 = 270061^2 + 133553^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4538467367 + ... + 4538467386.

Almost surely, 2^90769347530 is an apocalyptic number.

90769347530 is a deficient number, since it is larger than the sum of its proper divisors (72615478042).

90769347530 is a wasteful number, since it uses less digits than its factorization.

90769347530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9076934760.

The product of its (nonzero) digits is 4286520, while the sum is 53.

The spelling of 90769347530 in words is "ninety billion, seven hundred sixty-nine million, three hundred forty-seven thousand, five hundred thirty".