83928407616 has 63 divisors (see below), whose sum is σ = 240585557563. Its totient is φ = 27973818240.

The previous prime is 83928407611. The next prime is 83928407621. The reversal of 83928407616 is 61670482938.

The square root of 83928407616 is 289704.

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

It is an interprime number because it is at equal distance from previous prime (83928407611) and next prime (83928407621).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83928407611) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6946861 + ... + 6958931.

Almost surely, 2^83928407616 is an apocalyptic number.

83928407616 is the 289704-th square number.

It is an amenable number.

83928407616 is an abundant number, since it is smaller than the sum of its proper divisors (156657149947).

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

83928407616 is an frugal number, since it uses more digits than its factorization.

83928407616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24160 (or 12076 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 83928407616 in words is "eighty-three billion, nine hundred twenty-eight million, four hundred seven thousand, six hundred sixteen".