76538886671939 has 2 divisors, whose sum is σ = 76538886671940. Its totient is φ = 76538886671938.

The previous prime is 76538886671851. The next prime is 76538886671957. The reversal of 76538886671939 is 93917668883567.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76538886671939 - 2⁸ = 76538886671683 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (76538886671839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38269443335969 + 38269443335970.

It is an arithmetic number, because the mean of its divisors is an integer number (38269443335970).

Almost surely, 2^{76538886671939} is an apocalyptic number.

76538886671939 is a deficient number, since it is larger than the sum of its proper divisors (1).

76538886671939 is an equidigital number, since it uses as much as digits as its factorization.

76538886671939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19752284160, while the sum is 86.

The spelling of 76538886671939 in words is "seventy-six trillion, five hundred thirty-eight billion, eight hundred eighty-six million, six hundred seventy-one thousand, nine hundred thirty-nine".