76776490566222 has 32 divisors (see below), whose sum is σ = 161635428979200. Its totient is φ = 24245100747648.

The previous prime is 76776490566221. The next prime is 76776490566239. The reversal of 76776490566222 is 22266509467767.

76776490566222 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76776490566221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26877979 + ... + 29596937.

It is an arithmetic number, because the mean of its divisors is an integer number (5051107155600).

Almost surely, 2^{76776490566222} is an apocalyptic number.

76776490566222 is an abundant number, since it is smaller than the sum of its proper divisors (84858938412978).

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

76776490566222 is a wasteful number, since it uses less digits than its factorization.

76776490566222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2966680.

The product of its (nonzero) digits is 640120320, while the sum is 69.

The spelling of 76776490566222 in words is "seventy-six trillion, seven hundred seventy-six billion, four hundred ninety million, five hundred sixty-six thousand, two hundred twenty-two".