77218853322 has 32 divisors (see below), whose sum is σ = 169856209152. Its totient is φ = 23254121664.

The previous prime is 77218853267. The next prime is 77218853351. The reversal of 77218853322 is 22335881277.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10528093 + ... + 10535424.

It is an arithmetic number, because the mean of its divisors is an integer number (5308006536).

Almost surely, 2^77218853322 is an apocalyptic number.

77218853322 is an abundant number, since it is smaller than the sum of its proper divisors (92637355830).

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

77218853322 is a wasteful number, since it uses less digits than its factorization.

77218853322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21063582.

The product of its digits is 1128960, while the sum is 48.

The spelling of 77218853322 in words is "seventy-seven billion, two hundred eighteen million, eight hundred fifty-three thousand, three hundred twenty-two".