5725464840 has 48 divisors (see below), whose sum is σ = 18607761900. Its totient is φ = 1526790528.

The previous prime is 5725464757. The next prime is 5725464893. The reversal of 5725464840 is 484645275.

It can be written as a sum of positive squares in 2 ways, for example, as 5385504996 + 339959844 = 73386^2 + 18438^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7951675 + ... + 7952394.

Almost surely, 2^5725464840 is an apocalyptic number.

It is an amenable number.

5725464840 is an abundant number, since it is smaller than the sum of its proper divisors (12882297060).

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

5725464840 is a wasteful number, since it uses less digits than its factorization.

5725464840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15904086 (or 15904079 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The square root of 5725464840 is about 75666.8014389402. The cubic root of 5725464840 is about 1788.9721677442.

The spelling of 5725464840 in words is "five billion, seven hundred twenty-five million, four hundred sixty-four thousand, eight hundred forty".