90784100416 has 21 divisors (see below), whose sum is σ = 180154482591. Its totient is φ = 45390844992.

The previous prime is 90784100413. The next prime is 90784100437. The reversal of 90784100416 is 61400148709.

The square root of 90784100416 is 301304.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90784100411) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2391601 + ... + 2429263.

Almost surely, 2^90784100416 is an apocalyptic number.

90784100416 is the 301304-th square number.

It is an amenable number.

90784100416 is a deficient number, since it is larger than the sum of its proper divisors (89370382175).

90784100416 is an frugal number, since it uses more digits than its factorization.

90784100416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75338 (or 37665 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 90784100416 in words is "ninety billion, seven hundred eighty-four million, one hundred thousand, four hundred sixteen".