5149822731 has 8 divisors (see below), whose sum is σ = 6949158720. Its totient is φ = 3391850952.

The previous prime is 5149822709. The next prime is 5149822747. The reversal of 5149822731 is 1372289415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5149822731 - 2⁷ = 5149822603 is a prime.

It is a super-2 number, since 2×5149822731² = 53041348321448596722, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (5149822771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10340761 + ... + 10341258.

It is an arithmetic number, because the mean of its divisors is an integer number (868644840).

Almost surely, 2^5149822731 is an apocalyptic number.

5149822731 is a deficient number, since it is larger than the sum of its proper divisors (1799335989).

5149822731 is a wasteful number, since it uses less digits than its factorization.

5149822731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20682105.

The product of its digits is 120960, while the sum is 42.

The square root of 5149822731 is about 71762.2653697610. The cubic root of 5149822731 is about 1726.8876884515.

The spelling of 5149822731 in words is "five billion, one hundred forty-nine million, eight hundred twenty-two thousand, seven hundred thirty-one".