90761680171 has 16 divisors (see below), whose sum is σ = 98761348224. Its totient is φ = 83060619264.

The previous prime is 90761680169. The next prime is 90761680193. The reversal of 90761680171 is 17108616709.

It is a cyclic number.

It is not a de Polignac number, because 90761680171 - 2¹ = 90761680169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90761683171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 950131 + ... + 1041283.

It is an arithmetic number, because the mean of its divisors is an integer number (6172584264).

Almost surely, 2^90761680171 is an apocalyptic number.

90761680171 is a deficient number, since it is larger than the sum of its proper divisors (7999668053).

90761680171 is a wasteful number, since it uses less digits than its factorization.

90761680171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92790.

The product of its (nonzero) digits is 127008, while the sum is 46.

The spelling of 90761680171 in words is "ninety billion, seven hundred sixty-one million, six hundred eighty thousand, one hundred seventy-one".