90150822885 has 64 divisors (see below), whose sum is σ = 157159802880. Its totient is φ = 43988609280.

The previous prime is 90150822799. The next prime is 90150822893. The reversal of 90150822885 is 58822805109.

It is not a de Polignac number, because 90150822885 - 2¹⁰ = 90150821861 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1028430 + ... + 1112640.

It is an arithmetic number, because the mean of its divisors is an integer number (2455621920).

Almost surely, 2^90150822885 is an apocalyptic number.

It is an amenable number.

90150822885 is a deficient number, since it is larger than the sum of its proper divisors (67008979995).

90150822885 is a wasteful number, since it uses less digits than its factorization.

90150822885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84378.

The product of its (nonzero) digits is 460800, while the sum is 48.

The spelling of 90150822885 in words is "ninety billion, one hundred fifty million, eight hundred twenty-two thousand, eight hundred eighty-five".