90878714088 has 16 divisors (see below), whose sum is σ = 227196785280. Its totient is φ = 30292904688.

The previous prime is 90878714071. The next prime is 90878714093. The reversal of 90878714088 is 88041787809.

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, 1893306520 + ... + 1893306567.

It is an arithmetic number, because the mean of its divisors is an integer number (14199799080).

Almost surely, 2^90878714088 is an apocalyptic number.

It is an amenable number.

90878714088 is an abundant number, since it is smaller than the sum of its proper divisors (136318071192).

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

90878714088 is a wasteful number, since it uses less digits than its factorization.

90878714088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3786613096 (or 3786613092 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 60.

The spelling of 90878714088 in words is "ninety billion, eight hundred seventy-eight million, seven hundred fourteen thousand, eighty-eight".