90436762616 has 16 divisors (see below), whose sum is σ = 169589654640. Its totient is φ = 45212854720.

The previous prime is 90436762607. The next prime is 90436762631. The reversal of 90436762616 is 61626763409.

It is a congruent number.

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, 620861 + ... + 752556.

It is an arithmetic number, because the mean of its divisors is an integer number (10599353415).

Almost surely, 2^90436762616 is an apocalyptic number.

It is an amenable number.

90436762616 is a deficient number, since it is larger than the sum of its proper divisors (79152892024).

90436762616 is a wasteful number, since it uses less digits than its factorization.

90436762616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381654 (or 1381650 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 50.

The spelling of 90436762616 in words is "ninety billion, four hundred thirty-six million, seven hundred sixty-two thousand, six hundred sixteen".