5726272640 has 256 divisors, whose sum is σ = 15466464000. Its totient is φ = 2009579520.

The previous prime is 5726272637. The next prime is 5726272679. The reversal of 5726272640 is 462726275.

It is a super-2 number, since 2×5726272640² = 65580396695225139200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38431286 + ... + 38431434.

It is an arithmetic number, because the mean of its divisors is an integer number (60415875).

Almost surely, 2^5726272640 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 5726272640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7733232000).

5726272640 is an abundant number, since it is smaller than the sum of its proper divisors (9740191360).

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

5726272640 is a wasteful number, since it uses less digits than its factorization.

5726272640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The square root of 5726272640 is about 75672.1391266297. The cubic root of 5726272640 is about 1789.0562985411.

The spelling of 5726272640 in words is "five billion, seven hundred twenty-six million, two hundred seventy-two thousand, six hundred forty".