90761099095 has 4 divisors (see below), whose sum is σ = 108913318920. Its totient is φ = 72608879272.

The previous prime is 90761099053. The next prime is 90761099119. The reversal of 90761099095 is 59099016709.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59099016709 = 22031 ⋅2682539.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90761099095 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9076109905 + ... + 9076109914.

It is an arithmetic number, because the mean of its divisors is an integer number (27228329730).

Almost surely, 2^90761099095 is an apocalyptic number.

90761099095 is a deficient number, since it is larger than the sum of its proper divisors (18152219825).

90761099095 is a wasteful number, since it uses less digits than its factorization.

90761099095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18152219824.

The product of its (nonzero) digits is 1377810, while the sum is 55.

The spelling of 90761099095 in words is "ninety billion, seven hundred sixty-one million, ninety-nine thousand, ninety-five".