77222298027 has 64 divisors (see below), whose sum is σ = 123759636480. Its totient is φ = 41898415104.

The previous prime is 77222298011. The next prime is 77222298029. The reversal of 77222298027 is 72089222277.

It is not a de Polignac number, because 77222298027 - 2⁴ = 77222298011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77222298029) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16313353 + ... + 16318085.

It is an arithmetic number, because the mean of its divisors is an integer number (1933744320).

Almost surely, 2^77222298027 is an apocalyptic number.

77222298027 is a deficient number, since it is larger than the sum of its proper divisors (46537338453).

77222298027 is a wasteful number, since it uses less digits than its factorization.

77222298027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212.

The product of its (nonzero) digits is 790272, while the sum is 48.

The spelling of 77222298027 in words is "seventy-seven billion, two hundred twenty-two million, two hundred ninety-eight thousand, twenty-seven".