83423264365056 has 640 divisors, whose sum is σ = 281355392102400. Its totient is φ = 21336647270400.

The previous prime is 83423264365043. The next prime is 83423264365093. The reversal of 83423264365056 is 65056346232438.

It is a junction number, because it is equal to n+sod(n) for n = 83423264364987 and 83423264365005.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2282986146 + ... + 2283022686.

It is an arithmetic number, because the mean of its divisors is an integer number (439617800160).

Almost surely, 2^{83423264365056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83423264365056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140677696051200).

83423264365056 is an abundant number, since it is smaller than the sum of its proper divisors (197932127737344).

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

83423264365056 is a wasteful number, since it uses less digits than its factorization.

83423264365056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36876 (or 36860 counting only the distinct ones).

The product of its (nonzero) digits is 74649600, while the sum is 57.

The spelling of 83423264365056 in words is "eighty-three trillion, four hundred twenty-three billion, two hundred sixty-four million, three hundred sixty-five thousand, fifty-six".