77361446616 has 64 divisors (see below), whose sum is σ = 200796779520. Its totient is φ = 24811013760.

The previous prime is 77361446599. The next prime is 77361446621. The reversal of 77361446616 is 61664416377.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171810 + ... + 429233.

It is an arithmetic number, because the mean of its divisors is an integer number (3137449680).

Almost surely, 2^77361446616 is an apocalyptic number.

It is an amenable number.

77361446616 is an abundant number, since it is smaller than the sum of its proper divisors (123435332904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77361446616 is a wasteful number, since it uses less digits than its factorization.

77361446616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601256 (or 601252 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 51.

The spelling of 77361446616 in words is "seventy-seven billion, three hundred sixty-one million, four hundred forty-six thousand, six hundred sixteen".