770862261122 has 6 divisors (see below), whose sum is σ = 1156295254179. Its totient is φ = 385430509730.

The previous prime is 770862261077. The next prime is 770862261151. The reversal of 770862261122 is 221162268077.

It can be written as a sum of positive squares in only one way, i.e., 385431130561 + 385431130561 = 620831^2 + 620831^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=620831.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 931247 + ... + 1552077.

Almost surely, 2^770862261122 is an apocalyptic number.

770862261122 is a deficient number, since it is larger than the sum of its proper divisors (385432993057).

770862261122 is an frugal number, since it uses more digits than its factorization.

770862261122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241664 (or 620833 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 770862261122 in words is "seven hundred seventy billion, eight hundred sixty-two million, two hundred sixty-one thousand, one hundred twenty-two".