5661258793 has 2 divisors, whose sum is σ = 5661258794. Its totient is φ = 5661258792.

The previous prime is 5661258749. The next prime is 5661258817. The reversal of 5661258793 is 3978521665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5442455529 + 218803264 = 73773^2 + 14792^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5661258793 is a prime.

It is a super-2 number, since 2×5661258793² = 64099702242639633698, 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 5661258793.

It is not a weakly prime, because it can be changed into another prime (5661258193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830629396 + 2830629397.

It is an arithmetic number, because the mean of its divisors is an integer number (2830629397).

Almost surely, 2^5661258793 is an apocalyptic number.

It is an amenable number.

5661258793 is a deficient number, since it is larger than the sum of its proper divisors (1).

5661258793 is an equidigital number, since it uses as much as digits as its factorization.

5661258793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 52.

The square root of 5661258793 is about 75241.3369963612. The cubic root of 5661258793 is about 1782.2597643987.

The spelling of 5661258793 in words is "five billion, six hundred sixty-one million, two hundred fifty-eight thousand, seven hundred ninety-three".