77683873435174 has 4 divisors (see below), whose sum is σ = 116525810152764. Its totient is φ = 38841936717586.

The previous prime is 77683873435159. The next prime is 77683873435177. The reversal of 77683873435174 is 47153437838677.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 77683873435097 and 77683873435106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77683873435177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19420968358792 + ... + 19420968358795.

It is an arithmetic number, because the mean of its divisors is an integer number (29131452538191).

Almost surely, 2^{77683873435174} is an apocalyptic number.

77683873435174 is a deficient number, since it is larger than the sum of its proper divisors (38841936717590).

77683873435174 is a wasteful number, since it uses less digits than its factorization.

77683873435174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38841936717589.

The product of its digits is 1991485440, while the sum is 73.

The spelling of 77683873435174 in words is "seventy-seven trillion, six hundred eighty-three billion, eight hundred seventy-three million, four hundred thirty-five thousand, one hundred seventy-four".