77346869396 has 24 divisors (see below), whose sum is σ = 135779376096. Its totient is φ = 38552925600.

The previous prime is 77346869387. The next prime is 77346869407. The reversal of 77346869396 is 69396864377.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1943570 + ... + 1982966.

It is an arithmetic number, because the mean of its divisors is an integer number (5657474004).

Almost surely, 2^77346869396 is an apocalyptic number.

It is an amenable number.

77346869396 is a deficient number, since it is larger than the sum of its proper divisors (58432506700).

77346869396 is a wasteful number, since it uses less digits than its factorization.

77346869396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40919 (or 40917 counting only the distinct ones).

The product of its digits is 246903552, while the sum is 68.

The spelling of 77346869396 in words is "seventy-seven billion, three hundred forty-six million, eight hundred sixty-nine thousand, three hundred ninety-six".