5256294993 has 48 divisors (see below), whose sum is σ = 7976750080. Its totient is φ = 3331238400.

The previous prime is 5256294983. The next prime is 5256295013. The reversal of 5256294993 is 3994926525.

It is a happy number.

5256294993 is a `hidden beast` number, since 5 + 2 + 5 + 629 + 4 + 9 + 9 + 3 = 666.

It is not a de Polignac number, because 5256294993 - 2⁸ = 5256294737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5256294983) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8329788 + ... + 8330418.

Almost surely, 2^5256294993 is an apocalyptic number.

It is an amenable number.

5256294993 is a deficient number, since it is larger than the sum of its proper divisors (2720455087).

5256294993 is a wasteful number, since it uses less digits than its factorization.

5256294993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150 (or 1147 counting only the distinct ones).

The product of its digits is 5248800, while the sum is 54.

The square root of 5256294993 is about 72500.3102958877. The cubic root of 5256294993 is about 1738.7076977940.

The spelling of 5256294993 in words is "five billion, two hundred fifty-six million, two hundred ninety-four thousand, nine hundred ninety-three".