8372813535216 has 800 divisors, whose sum is σ = 28267950110400. Its totient is φ = 2369334509568.

The previous prime is 8372813535197. The next prime is 8372813535217. The reversal of 8372813535216 is 6125353182738.

8372813535216 is a `hidden beast` number, since 8 + 3 + 7 + 2 + 81 + 3 + 535 + 21 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8372813535217) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4295952610 + ... + 4295954558.

It is an arithmetic number, because the mean of its divisors is an integer number (35334937638).

Almost surely, 2^{8372813535216} 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 8372813535216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14133975055200).

8372813535216 is an abundant number, since it is smaller than the sum of its proper divisors (19895136575184).

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

8372813535216 is a wasteful number, since it uses less digits than its factorization.

8372813535216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335 (or 2320 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 8372813535216 in words is "eight trillion, three hundred seventy-two billion, eight hundred thirteen million, five hundred thirty-five thousand, two hundred sixteen".