77511432683 has 2 divisors, whose sum is σ = 77511432684. Its totient is φ = 77511432682.

The previous prime is 77511432679. The next prime is 77511432751. The reversal of 77511432683 is 38623411577.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77511432683 - 2² = 77511432679 is a prime.

It is not a weakly prime, because it can be changed into another prime (77511432983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38755716341 + 38755716342.

It is an arithmetic number, because the mean of its divisors is an integer number (38755716342).

Almost surely, 2^77511432683 is an apocalyptic number.

77511432683 is a deficient number, since it is larger than the sum of its proper divisors (1).

77511432683 is an equidigital number, since it uses as much as digits as its factorization.

77511432683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 47.

The spelling of 77511432683 in words is "seventy-seven billion, five hundred eleven million, four hundred thirty-two thousand, six hundred eighty-three".