77093230777 has 4 divisors (see below), whose sum is σ = 80445110400. Its totient is φ = 73741351156.

The previous prime is 77093230771. The next prime is 77093230789. The reversal of 77093230777 is 77703239077.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 77093230777 - 2¹⁵ = 77093198009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77093230771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1675939777 + ... + 1675939822.

It is an arithmetic number, because the mean of its divisors is an integer number (20111277600).

Almost surely, 2^77093230777 is an apocalyptic number.

It is an amenable number.

77093230777 is a deficient number, since it is larger than the sum of its proper divisors (3351879623).

77093230777 is a wasteful number, since it uses less digits than its factorization.

77093230777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351879622.

The product of its (nonzero) digits is 2722734, while the sum is 52.

The spelling of 77093230777 in words is "seventy-seven billion, ninety-three million, two hundred thirty thousand, seven hundred seventy-seven".