90419000765 has 8 divisors (see below), whose sum is σ = 108506629728. Its totient is φ = 72332648080.

The previous prime is 90419000743. The next prime is 90419000809. The reversal of 90419000765 is 56700091409.

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

It is not a de Polignac number, because 90419000765 - 2⁶ = 90419000701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155591 + ... + 452820.

It is an arithmetic number, because the mean of its divisors is an integer number (13563328716).

Almost surely, 2^90419000765 is an apocalyptic number.

It is an amenable number.

90419000765 is a deficient number, since it is larger than the sum of its proper divisors (18087628963).

90419000765 is a wasteful number, since it uses less digits than its factorization.

90419000765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638139.

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 90419000765 in words is "ninety billion, four hundred nineteen million, seven hundred sixty-five", and thus it is an aban number.