5642913893 has 2 divisors, whose sum is σ = 5642913894. Its totient is φ = 5642913892.

The previous prime is 5642913877. The next prime is 5642913907. The reversal of 5642913893 is 3983192465.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3645985924 + 1996927969 = 60382^2 + 44687^2 .

It is a cyclic number.

It is not a de Polignac number, because 5642913893 - 2⁴ = 5642913877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5642913803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821456946 + 2821456947.

It is an arithmetic number, because the mean of its divisors is an integer number (2821456947).

Almost surely, 2^5642913893 is an apocalyptic number.

It is an amenable number.

5642913893 is a deficient number, since it is larger than the sum of its proper divisors (1).

5642913893 is an equidigital number, since it uses as much as digits as its factorization.

5642913893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 50.

The square root of 5642913893 is about 75119.3310207166. The cubic root of 5642913893 is about 1780.3325866142.

The spelling of 5642913893 in words is "five billion, six hundred forty-two million, nine hundred thirteen thousand, eight hundred ninety-three".