5178992993 has 2 divisors, whose sum is σ = 5178992994. Its totient is φ = 5178992992.

The previous prime is 5178992989. The next prime is 5178993011. The reversal of 5178992993 is 3992998715.

5178992993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4809699904 + 369293089 = 69352^2 + 19217^2 .

It is a cyclic number.

It is not a de Polignac number, because 5178992993 - 2² = 5178992989 is a prime.

It is not a weakly prime, because it can be changed into another prime (5178992983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589496496 + 2589496497.

It is an arithmetic number, because the mean of its divisors is an integer number (2589496497).

Almost surely, 2^5178992993 is an apocalyptic number.

It is an amenable number.

5178992993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5178992993 is an equidigital number, since it uses as much as digits as its factorization.

5178992993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11022480, while the sum is 62.

The square root of 5178992993 is about 71965.2207180663. The cubic root of 5178992993 is about 1730.1421016624.

The spelling of 5178992993 in words is "five billion, one hundred seventy-eight million, nine hundred ninety-two thousand, nine hundred ninety-three".