7936064256 has 144 divisors (see below), whose sum is σ = 22309491456. Its totient is φ = 2499391488.

The previous prime is 7936064239. The next prime is 7936064291. The reversal of 7936064256 is 6524606397.

It is a super-2 number, since 2×7936064256² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1463406 + ... + 1468818.

It is an arithmetic number, because the mean of its divisors is an integer number (154927024).

Almost surely, 2^7936064256 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 7936064256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11154745728).

7936064256 is an abundant number, since it is smaller than the sum of its proper divisors (14373427200).

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

7936064256 is a wasteful number, since it uses less digits than its factorization.

7936064256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538 (or 5524 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 48.

The square root of 7936064256 is about 89084.5904519968. The cubic root of 7936064256 is about 1994.6577642976.

The spelling of 7936064256 in words is "seven billion, nine hundred thirty-six million, sixty-four thousand, two hundred fifty-six".