76839493867 has 2 divisors, whose sum is σ = 76839493868. Its totient is φ = 76839493866.

The previous prime is 76839493847. The next prime is 76839493879.

76839493867 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 76839493867 - 2²³ = 76831105259 is a prime.

It is a super-2 number, since 2×76839493867² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76839493796 and 76839493805.

It is not a weakly prime, because it can be changed into another prime (76839493837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38419746933 + 38419746934.

It is an arithmetic number, because the mean of its divisors is an integer number (38419746934).

Almost surely, 2^76839493867 is an apocalyptic number.

76839493867 is a deficient number, since it is larger than the sum of its proper divisors (1).

76839493867 is an equidigital number, since it uses as much as digits as its factorization.

76839493867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 329204736, while the sum is 70.

The spelling of 76839493867 in words is "seventy-six billion, eight hundred thirty-nine million, four hundred ninety-three thousand, eight hundred sixty-seven".