5641249563 has 32 divisors (see below), whose sum is σ = 8808782400. Its totient is φ = 3562610688.

The previous prime is 5641249477. The next prime is 5641249571. The reversal of 5641249563 is 3659421465.

5641249563 is a `hidden beast` number, since 5 + 6 + 41 + 2 + 49 + 563 = 666.

It is not a de Polignac number, because 5641249563 - 2¹⁷ = 5641118491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5641249763) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26470 + ... + 109467.

It is an arithmetic number, because the mean of its divisors is an integer number (275274450).

Almost surely, 2^5641249563 is an apocalyptic number.

5641249563 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5641249563 is a deficient number, since it is larger than the sum of its proper divisors (3167532837).

5641249563 is a wasteful number, since it uses less digits than its factorization.

5641249563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136028 (or 136022 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 5641249563 is about 75108.2522962690. The cubic root of 5641249563 is about 1780.1575380283.

The spelling of 5641249563 in words is "five billion, six hundred forty-one million, two hundred forty-nine thousand, five hundred sixty-three".