90584043066 has 64 divisors (see below), whose sum is σ = 231155481600. Its totient is φ = 26004985200.

The previous prime is 90584043059. The next prime is 90584043073. The reversal of 90584043066 is 66034048509.

90584043066 is a `hidden beast` number, since 9 + 0 + 584 + 0 + 4 + 3 + 0 + 66 = 666.

It is an interprime number because it is at equal distance from previous prime (90584043059) and next prime (90584043073).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4001830 + ... + 4024401.

It is an arithmetic number, because the mean of its divisors is an integer number (3611804400).

Almost surely, 2^90584043066 is an apocalyptic number.

90584043066 is an abundant number, since it is smaller than the sum of its proper divisors (140571438534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90584043066 is a wasteful number, since it uses less digits than its factorization.

90584043066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8026272 (or 8026266 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 90584043066 in words is "ninety billion, five hundred eighty-four million, forty-three thousand, sixty-six".