90907719118 has 8 divisors (see below), whose sum is σ = 136540768320. Its totient is φ = 45394129680.

The previous prime is 90907719107. The next prime is 90907719151. The reversal of 90907719118 is 81191770909.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 29863038 + ... + 29866081.

It is an arithmetic number, because the mean of its divisors is an integer number (17067596040).

Almost surely, 2^90907719118 is an apocalyptic number.

90907719118 is a deficient number, since it is larger than the sum of its proper divisors (45633049202).

90907719118 is a wasteful number, since it uses less digits than its factorization.

90907719118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59729882.

The product of its (nonzero) digits is 285768, while the sum is 52.

The spelling of 90907719118 in words is "ninety billion, nine hundred seven million, seven hundred nineteen thousand, one hundred eighteen".