77732116056606 has 48 divisors (see below), whose sum is σ = 170883313920144. Its totient is φ = 23555029344000.

The previous prime is 77732116056577. The next prime is 77732116056611. The reversal of 77732116056606 is 60665061123777.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154649176 + ... + 155150996.

It is an arithmetic number, because the mean of its divisors is an integer number (3560069040003).

Almost surely, 2^{77732116056606} is an apocalyptic number.

77732116056606 is an abundant number, since it is smaller than the sum of its proper divisors (93151197863538).

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

77732116056606 is a wasteful number, since it uses less digits than its factorization.

77732116056606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715209 (or 715198 counting only the distinct ones).

The product of its (nonzero) digits is 13335840, while the sum is 57.

The spelling of 77732116056606 in words is "seventy-seven trillion, seven hundred thirty-two billion, one hundred sixteen million, fifty-six thousand, six hundred six".