54792993239 has 2 divisors, whose sum is σ = 54792993240. Its totient is φ = 54792993238.

The previous prime is 54792993197. The next prime is 54792993289. The reversal of 54792993239 is 93239929745.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54792993239 is a prime.

It is a super-2 number, since 2×54792993239² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54792993289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27396496619 + 27396496620.

It is an arithmetic number, because the mean of its divisors is an integer number (27396496620).

Almost surely, 2^54792993239 is an apocalyptic number.

54792993239 is a deficient number, since it is larger than the sum of its proper divisors (1).

54792993239 is an equidigital number, since it uses as much as digits as its factorization.

54792993239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33067440, while the sum is 62.

The spelling of 54792993239 in words is "fifty-four billion, seven hundred ninety-two million, nine hundred ninety-three thousand, two hundred thirty-nine".