5039257889 has 4 divisors (see below), whose sum is σ = 5162166660. Its totient is φ = 4916349120.

The previous prime is 5039257871. The next prime is 5039257903. The reversal of 5039257889 is 9887529305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9887529305 = 5 ⋅1977505861.

It can be written as a sum of positive squares in 2 ways, for example, as 1087878289 + 3951379600 = 32983^2 + 62860^2 .

It is a cyclic number.

It is not a de Polignac number, because 5039257889 - 2³² = 744290593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5039257829) 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, 61454324 + ... + 61454405.

It is an arithmetic number, because the mean of its divisors is an integer number (1290541665).

Almost surely, 2^5039257889 is an apocalyptic number.

It is an amenable number.

5039257889 is a deficient number, since it is larger than the sum of its proper divisors (122908771).

5039257889 is a wasteful number, since it uses less digits than its factorization.

5039257889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122908770.

The product of its (nonzero) digits is 5443200, while the sum is 56.

The square root of 5039257889 is about 70987.7305525399. The cubic root of 5039257889 is about 1714.4396210785.

The spelling of 5039257889 in words is "five billion, thirty-nine million, two hundred fifty-seven thousand, eight hundred eighty-nine".