76349738431 has 2 divisors, whose sum is σ = 76349738432. Its totient is φ = 76349738430.

The previous prime is 76349738383. The next prime is 76349738449. The reversal of 76349738431 is 13483794367.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76349738431 is a prime.

It is a super-2 number, since 2×76349738431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76349733431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38174869215 + 38174869216.

It is an arithmetic number, because the mean of its divisors is an integer number (38174869216).

Almost surely, 2^76349738431 is an apocalyptic number.

76349738431 is a deficient number, since it is larger than the sum of its proper divisors (1).

76349738431 is an equidigital number, since it uses as much as digits as its factorization.

76349738431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 55.

The spelling of 76349738431 in words is "seventy-six billion, three hundred forty-nine million, seven hundred thirty-eight thousand, four hundred thirty-one".