76632199979 has 2 divisors, whose sum is σ = 76632199980. Its totient is φ = 76632199978.

The previous prime is 76632199921. The next prime is 76632200011. The reversal of 76632199979 is 97999123667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 76632199979 - 2¹² = 76632195883 is a prime.

It is not a weakly prime, because it can be changed into another prime (76632192979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38316099989 + 38316099990.

It is an arithmetic number, because the mean of its divisors is an integer number (38316099990).

Almost surely, 2^76632199979 is an apocalyptic number.

76632199979 is a deficient number, since it is larger than the sum of its proper divisors (1).

76632199979 is an equidigital number, since it uses as much as digits as its factorization.

76632199979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69441624, while the sum is 68.

The spelling of 76632199979 in words is "seventy-six billion, six hundred thirty-two million, one hundred ninety-nine thousand, nine hundred seventy-nine".