5756512563 has 16 divisors (see below), whose sum is σ = 8562153600. Its totient is φ = 3822381000.

The previous prime is 5756512561. The next prime is 5756512589. The reversal of 5756512563 is 3652156575.

5756512563 is a `hidden beast` number, since 5 + 7 + 565 + 1 + 25 + 63 = 666.

It is not a de Polignac number, because 5756512563 - 2¹ = 5756512561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5756512561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417933 + ... + 431486.

It is an arithmetic number, because the mean of its divisors is an integer number (535134600).

Almost surely, 2^5756512563 is an apocalyptic number.

5756512563 is a deficient number, since it is larger than the sum of its proper divisors (2805641037).

5756512563 is a wasteful number, since it uses less digits than its factorization.

5756512563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849679 (or 849673 counting only the distinct ones).

The product of its digits is 945000, while the sum is 45.

The square root of 5756512563 is about 75871.6848567369. The cubic root of 5756512563 is about 1792.2000520501.

The spelling of 5756512563 in words is "five billion, seven hundred fifty-six million, five hundred twelve thousand, five hundred sixty-three".