775772964417 has 8 divisors (see below), whose sum is σ = 1128397039200. Its totient is φ = 470165432960.

The previous prime is 775772964409. The next prime is 775772964457. The reversal of 775772964417 is 714469277577.

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 775772964417 - 2³ = 775772964409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (775772964457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11754135792 + ... + 11754135857.

It is an arithmetic number, because the mean of its divisors is an integer number (141049629900).

Almost surely, 2^775772964417 is an apocalyptic number.

It is an amenable number.

775772964417 is a deficient number, since it is larger than the sum of its proper divisors (352624074783).

775772964417 is a wasteful number, since it uses less digits than its factorization.

775772964417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23508271663.

The product of its digits is 145212480, while the sum is 66.

The spelling of 775772964417 in words is "seven hundred seventy-five billion, seven hundred seventy-two million, nine hundred sixty-four thousand, four hundred seventeen".