5139694911 has 32 divisors (see below), whose sum is σ = 7641768960. Its totient is φ = 3050941824.

The previous prime is 5139694783. The next prime is 5139694913. The reversal of 5139694911 is 1194969315.

It is not a de Polignac number, because 5139694911 - 2⁷ = 5139694783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5139694913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2155626 + ... + 2158008.

It is an arithmetic number, because the mean of its divisors is an integer number (238805280).

Almost surely, 2^5139694911 is an apocalyptic number.

5139694911 is a deficient number, since it is larger than the sum of its proper divisors (2502074049).

5139694911 is a wasteful number, since it uses less digits than its factorization.

5139694911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4335.

The product of its digits is 262440, while the sum is 48.

The square root of 5139694911 is about 71691.6655616258. The cubic root of 5139694911 is about 1725.7548931206.

The spelling of 5139694911 in words is "five billion, one hundred thirty-nine million, six hundred ninety-four thousand, nine hundred eleven".