76744886227 has 4 divisors (see below), whose sum is σ = 77021943856. Its totient is φ = 76467828600.

The previous prime is 76744886191. The next prime is 76744886243. The reversal of 76744886227 is 72268844767.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76744886227 - 2²³ = 76736497619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76745886227) 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, 138528399 + ... + 138528952.

It is an arithmetic number, because the mean of its divisors is an integer number (19255485964).

Almost surely, 2^76744886227 is an apocalyptic number.

76744886227 is a deficient number, since it is larger than the sum of its proper divisors (277057629).

76744886227 is a wasteful number, since it uses less digits than its factorization.

76744886227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277057628.

The product of its digits is 50577408, while the sum is 61.

The spelling of 76744886227 in words is "seventy-six billion, seven hundred forty-four million, eight hundred eighty-six thousand, two hundred twenty-seven".