8276872731264 has 384 divisors, whose sum is σ = 24554558246400. Its totient is φ = 2674987468800.

The previous prime is 8276872731209. The next prime is 8276872731271. The reversal of 8276872731264 is 4621372786728.

8276872731264 is a `hidden beast` number, since 8 + 27 + 6 + 87 + 273 + 1 + 264 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5477744269 + ... + 5477745779.

It is an arithmetic number, because the mean of its divisors is an integer number (63944162100).

Almost surely, 2^{8276872731264} 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 8276872731264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12277279123200).

8276872731264 is an abundant number, since it is smaller than the sum of its proper divisors (16277685515136).

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

8276872731264 is a wasteful number, since it uses less digits than its factorization.

8276872731264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644 (or 2629 counting only the distinct ones).

The product of its digits is 75866112, while the sum is 63.

The spelling of 8276872731264 in words is "eight trillion, two hundred seventy-six billion, eight hundred seventy-two million, seven hundred thirty-one thousand, two hundred sixty-four".