77380876396 has 6 divisors (see below), whose sum is σ = 135416533700. Its totient is φ = 38690438196.

The previous prime is 77380876337. The next prime is 77380876399. The reversal of 77380876396 is 69367808377.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (77380876399) by changing a digit.

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 as a sum of consecutive naturals, namely, 9672609546 + ... + 9672609553.

Almost surely, 2^77380876396 is an apocalyptic number.

It is an amenable number.

77380876396 is a deficient number, since it is larger than the sum of its proper divisors (58035657304).

77380876396 is a wasteful number, since it uses less digits than its factorization.

77380876396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19345219103 (or 19345219101 counting only the distinct ones).

The product of its (nonzero) digits is 64012032, while the sum is 64.

The spelling of 77380876396 in words is "seventy-seven billion, three hundred eighty million, eight hundred seventy-six thousand, three hundred ninety-six".