83631740416 has 40 divisors (see below), whose sum is σ = 190971594000. Its totient is φ = 35842172928.

The previous prime is 83631740389. The next prime is 83631740419. The reversal of 83631740416 is 61404713638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83631740419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11663791 + ... + 11670958.

It is an arithmetic number, because the mean of its divisors is an integer number (4774289850).

Almost surely, 2^83631740416 is an apocalyptic number.

It is an amenable number.

83631740416 is an abundant number, since it is smaller than the sum of its proper divisors (107339853584).

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

83631740416 is an equidigital number, since it uses as much as digits as its factorization.

83631740416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23334774 (or 23334758 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 83631740416 in words is "eighty-three billion, six hundred thirty-one million, seven hundred forty thousand, four hundred sixteen".