5158894539 has 4 divisors (see below), whose sum is σ = 6878526056. Its totient is φ = 3439263024.

The previous prime is 5158894537. The next prime is 5158894567. The reversal of 5158894539 is 9354988515.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5158894539 - 2¹ = 5158894537 is a prime.

It is a super-2 number, since 2×5158894539² = 53228385729048045042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5158894537) 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, 859815754 + ... + 859815759.

It is an arithmetic number, because the mean of its divisors is an integer number (1719631514).

Almost surely, 2^5158894539 is an apocalyptic number.

5158894539 is a deficient number, since it is larger than the sum of its proper divisors (1719631517).

5158894539 is a wasteful number, since it uses less digits than its factorization.

5158894539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1719631516.

The product of its digits is 7776000, while the sum is 57.

The square root of 5158894539 is about 71825.4449272679. Note that the first 3 decimals coincide. The cubic root of 5158894539 is about 1727.9011086802.

The spelling of 5158894539 in words is "five billion, one hundred fifty-eight million, eight hundred ninety-four thousand, five hundred thirty-nine".