77608052305 has 8 divisors (see below), whose sum is σ = 106433900352. Its totient is φ = 53216950128.

The previous prime is 77608052297. The next prime is 77608052321. The reversal of 77608052305 is 50325080677.

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 77608052305 - 2³ = 77608052297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1108686427 + ... + 1108686496.

It is an arithmetic number, because the mean of its divisors is an integer number (13304237544).

Almost surely, 2^77608052305 is an apocalyptic number.

It is an amenable number.

77608052305 is a deficient number, since it is larger than the sum of its proper divisors (28825848047).

77608052305 is a wasteful number, since it uses less digits than its factorization.

77608052305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2217372935.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 77608052305 in words is "seventy-seven billion, six hundred eight million, fifty-two thousand, three hundred five".