770868020212 has 12 divisors (see below), whose sum is σ = 1349029882116. Its totient is φ = 385430911040.

The previous prime is 770868020183. The next prime is 770868020249. The reversal of 770868020212 is 212020868077.

It can be written as a sum of positive squares in 2 ways, for example, as 487254257296 + 283613762916 = 698036^2 + 532554^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161089 + ... + 1252072.

It is an arithmetic number, because the mean of its divisors is an integer number (112419156843).

Almost surely, 2^770868020212 is an apocalyptic number.

It is an amenable number.

770868020212 is a deficient number, since it is larger than the sum of its proper divisors (578161861904).

770868020212 is a wasteful number, since it uses less digits than its factorization.

770868020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549538 (or 1549536 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 43.

Adding to 770868020212 its reverse (212020868077), we get a palindrome (982888888289).

The spelling of 770868020212 in words is "seven hundred seventy billion, eight hundred sixty-eight million, twenty thousand, two hundred twelve".