76693952837 has 2 divisors, whose sum is σ = 76693952838. Its totient is φ = 76693952836.

The previous prime is 76693952807. The next prime is 76693952843. The reversal of 76693952837 is 73825939667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60950228161 + 15743724676 = 246881^2 + 125474^2 .

It is a cyclic number.

It is not a de Polignac number, because 76693952837 - 2⁶ = 76693952773 is a prime.

It is a super-3 number, since 3×76693952837³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76693952807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38346976418 + 38346976419.

It is an arithmetic number, because the mean of its divisors is an integer number (38346976419).

Almost surely, 2^76693952837 is an apocalyptic number.

It is an amenable number.

76693952837 is a deficient number, since it is larger than the sum of its proper divisors (1).

76693952837 is an equidigital number, since it uses as much as digits as its factorization.

76693952837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102876480, while the sum is 65.

The spelling of 76693952837 in words is "seventy-six billion, six hundred ninety-three million, nine hundred fifty-two thousand, eight hundred thirty-seven".