76995777 has 4 divisors (see below), whose sum is σ = 102661040. Its totient is φ = 51330516.

The previous prime is 76995773. The next prime is 76995791. The reversal of 76995777 is 77759967.

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 not a de Polignac number, because 76995777 - 2² = 76995773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76995773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12832627 + ... + 12832632.

It is an arithmetic number, because the mean of its divisors is an integer number (25665260).

Almost surely, 2^76995777 is an apocalyptic number.

It is an amenable number.

76995777 is a deficient number, since it is larger than the sum of its proper divisors (25665263).

76995777 is a wasteful number, since it uses less digits than its factorization.

76995777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25665262.

The product of its digits is 5834430, while the sum is 57.

The square root of 76995777 is about 8774.7237563356. The cubic root of 76995777 is about 425.4243088814.

The spelling of 76995777 in words is "seventy-six million, nine hundred ninety-five thousand, seven hundred seventy-seven".