5639595493 has 4 divisors (see below), whose sum is σ = 6445252000. Its totient is φ = 4833938988.

The previous prime is 5639595443. The next prime is 5639595503. The reversal of 5639595493 is 3945959365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3945959365 = 5 ⋅789191873.

It is a cyclic number.

It is not a de Polignac number, because 5639595493 - 2²⁵ = 5606041061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5639595413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402828243 + ... + 402828256.

It is an arithmetic number, because the mean of its divisors is an integer number (1611313000).

Almost surely, 2^5639595493 is an apocalyptic number.

It is an amenable number.

5639595493 is a deficient number, since it is larger than the sum of its proper divisors (805656507).

5639595493 is an equidigital number, since it uses as much as digits as its factorization.

5639595493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805656506.

The product of its digits is 19683000, while the sum is 58.

The square root of 5639595493 is about 75097.2402488933. The cubic root of 5639595493 is about 1779.9835344393.

The spelling of 5639595493 in words is "five billion, six hundred thirty-nine million, five hundred ninety-five thousand, four hundred ninety-three".