77349183366 has 64 divisors (see below), whose sum is σ = 190559190528. Its totient is φ = 20382513408.

The previous prime is 77349183349. The next prime is 77349183413. The reversal of 77349183366 is 66338194377.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 592005 + ... + 710751.

It is an arithmetic number, because the mean of its divisors is an integer number (2977487352).

Almost surely, 2^77349183366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77349183366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95279595264).

77349183366 is an abundant number, since it is smaller than the sum of its proper divisors (113210007162).

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

77349183366 is a wasteful number, since it uses less digits than its factorization.

77349183366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119965.

The product of its digits is 13716864, while the sum is 57.

The spelling of 77349183366 in words is "seventy-seven billion, three hundred forty-nine million, one hundred eighty-three thousand, three hundred sixty-six".