770317965655 has 8 divisors (see below), whose sum is σ = 1056436067232. Its totient is φ = 528218033568.

The previous prime is 770317965541. The next prime is 770317965673. The reversal of 770317965655 is 556569713077.

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 770317965655 - 2¹¹ = 770317963607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 770317965593 and 770317965602.

It is a congruent 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, 11004542332 + ... + 11004542401.

It is an arithmetic number, because the mean of its divisors is an integer number (132054508404).

Almost surely, 2^770317965655 is an apocalyptic number.

770317965655 is a deficient number, since it is larger than the sum of its proper divisors (286118101577).

770317965655 is a wasteful number, since it uses less digits than its factorization.

770317965655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22009084745.

The product of its (nonzero) digits is 41674500, while the sum is 61.

The spelling of 770317965655 in words is "seven hundred seventy billion, three hundred seventeen million, nine hundred sixty-five thousand, six hundred fifty-five".