77679486701 has 8 divisors (see below), whose sum is σ = 81163387584. Its totient is φ = 74204463520.

The previous prime is 77679486679. The next prime is 77679486733. The reversal of 77679486701 is 10768497677.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77679486701 - 2²² = 77675292397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77679486791) 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 in 7 ways as a sum of consecutive naturals, for example, 2201531 + ... + 2236536.

It is an arithmetic number, because the mean of its divisors is an integer number (10145423448).

Almost surely, 2^77679486701 is an apocalyptic number.

It is an amenable number.

77679486701 is a deficient number, since it is larger than the sum of its proper divisors (3483900883).

77679486701 is a wasteful number, since it uses less digits than its factorization.

77679486701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438851.

The product of its (nonzero) digits is 24893568, while the sum is 62.

The spelling of 77679486701 in words is "seventy-seven billion, six hundred seventy-nine million, four hundred eighty-six thousand, seven hundred one".