7297376256 has 168 divisors, whose sum is σ = 21813309180. Its totient is φ = 2347892736.

The previous prime is 7297376201. The next prime is 7297376269. The reversal of 7297376256 is 6526737927.

7297376256 is a `hidden beast` number, since 7 + 2 + 9 + 7 + 3 + 7 + 625 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6721376256 + 576000000 = 81984^2 + 24000^2 .

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2136406 + ... + 2139818.

Almost surely, 2^7297376256 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 7297376256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10906654590).

7297376256 is an abundant number, since it is smaller than the sum of its proper divisors (14515932924).

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

7297376256 is a wasteful number, since it uses less digits than its factorization.

7297376256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474 (or 3447 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 54.

The square root of 7297376256 is about 85424.6817728928. The cubic root of 7297376256 is about 1939.6449784329.

The spelling of 7297376256 in words is "seven billion, two hundred ninety-seven million, three hundred seventy-six thousand, two hundred fifty-six".