5256007515 has 32 divisors (see below), whose sum is σ = 10193472000. Its totient is φ = 2548366560.

The previous prime is 5256007511. The next prime is 5256007553. The reversal of 5256007515 is 5157006525.

It is a happy number.

5256007515 is a `hidden beast` number, since 525 + 60 + 0 + 75 + 1 + 5 = 666.

5256007515 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5256007515 - 2² = 5256007511 is a prime.

It is a super-2 number, since 2×5256007515² = 55251229995472950450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5256007515.

It is not an unprimeable number, because it can be changed into a prime (5256007511) by changing a digit.

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, 1768215 + ... + 1771184.

It is an arithmetic number, because the mean of its divisors is an integer number (318546000).

Almost surely, 2^5256007515 is an apocalyptic number.

5256007515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5256007515 is a deficient number, since it is larger than the sum of its proper divisors (4937464485).

5256007515 is a wasteful number, since it uses less digits than its factorization.

5256007515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3539424 (or 3539418 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The square root of 5256007515 is about 72498.3276703677. The cubic root of 5256007515 is about 1738.6759993369.

The spelling of 5256007515 in words is "five billion, two hundred fifty-six million, seven thousand, five hundred fifteen".