771039402412 has 24 divisors (see below), whose sum is σ = 1359946415520. Its totient is φ = 382494188160.

The previous prime is 771039402407. The next prime is 771039402421. The reversal of 771039402412 is 214204930177.

It is a happy number.

771039402412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1079889 + ... + 1645672.

It is an arithmetic number, because the mean of its divisors is an integer number (56664433980).

Almost surely, 2^771039402412 is an apocalyptic number.

It is an amenable number.

771039402412 is a deficient number, since it is larger than the sum of its proper divisors (588907013108).

771039402412 is a wasteful number, since it uses less digits than its factorization.

771039402412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726121 (or 2726119 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 771039402412 in words is "seven hundred seventy-one billion, thirty-nine million, four hundred two thousand, four hundred twelve".