5778813731 has 8 divisors (see below), whose sum is σ = 6117109680. Its totient is φ = 5449786272.

The previous prime is 5778813727. The next prime is 5778813737. The reversal of 5778813731 is 1373188775.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5778813731 - 2² = 5778813727 is a prime.

It is a super-2 number, since 2×5778813731² = 66789376275188280722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5778813731.

It is not an unprimeable number, because it can be changed into a prime (5778813737) 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, 2315840 + ... + 2318333.

It is an arithmetic number, because the mean of its divisors is an integer number (764638710).

Almost surely, 2^5778813731 is an apocalyptic number.

5778813731 is a deficient number, since it is larger than the sum of its proper divisors (338295949).

5778813731 is a wasteful number, since it uses less digits than its factorization.

5778813731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4634245.

The product of its digits is 987840, while the sum is 50.

The square root of 5778813731 is about 76018.5091342891. The cubic root of 5778813731 is about 1794.5114429364.

The spelling of 5778813731 in words is "five billion, seven hundred seventy-eight million, eight hundred thirteen thousand, seven hundred thirty-one".