769737783812 has 6 divisors (see below), whose sum is σ = 1347041121678. Its totient is φ = 384868891904.

The previous prime is 769737783791. The next prime is 769737783869. The reversal of 769737783812 is 218387737967.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 429410226436 + 340327557376 = 655294^2 + 583376^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96217222973 + ... + 96217222980.

It is an arithmetic number, because the mean of its divisors is an integer number (224506853613).

Almost surely, 2^769737783812 is an apocalyptic number.

It is an amenable number.

769737783812 is a deficient number, since it is larger than the sum of its proper divisors (577303337866).

769737783812 is a wasteful number, since it uses less digits than its factorization.

769737783812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192434445957 (or 192434445955 counting only the distinct ones).

The product of its digits is 149361408, while the sum is 68.

The spelling of 769737783812 in words is "seven hundred sixty-nine billion, seven hundred thirty-seven million, seven hundred eighty-three thousand, eight hundred twelve".