77332285712 has 80 divisors (see below), whose sum is σ = 168067879872. Its totient is φ = 34160693760.

The previous prime is 77332285687. The next prime is 77332285777. The reversal of 77332285712 is 21758223377.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5899838 + ... + 5912930.

Almost surely, 2^77332285712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77332285712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84033939936).

77332285712 is an abundant number, since it is smaller than the sum of its proper divisors (90735594160).

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

77332285712 is a wasteful number, since it uses less digits than its factorization.

77332285712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14056 (or 14050 counting only the distinct ones).

The product of its digits is 987840, while the sum is 47.

The spelling of 77332285712 in words is "seventy-seven billion, three hundred thirty-two million, two hundred eighty-five thousand, seven hundred twelve".