770894952647 has 4 divisors (see below), whose sum is σ = 775511090256. Its totient is φ = 766278815040.

The previous prime is 770894952601. The next prime is 770894952727. The reversal of 770894952647 is 746259498077.

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

It is a cyclic number.

It is not a de Polignac number, because 770894952647 - 2¹⁰ = 770894951623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (770894951647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2308068554 + ... + 2308068887.

It is an arithmetic number, because the mean of its divisors is an integer number (193877772564).

Almost surely, 2^770894952647 is an apocalyptic number.

770894952647 is a deficient number, since it is larger than the sum of its proper divisors (4616137609).

770894952647 is a wasteful number, since it uses less digits than its factorization.

770894952647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4616137608.

The product of its (nonzero) digits is 213373440, while the sum is 68.

The spelling of 770894952647 in words is "seven hundred seventy billion, eight hundred ninety-four million, nine hundred fifty-two thousand, six hundred forty-seven".