12777542213422 has 32 divisors (see below), whose sum is σ = 21926911507200. Its totient is φ = 5470451972160.

The previous prime is 12777542213351. The next prime is 12777542213431. The reversal of 12777542213422 is 22431224577721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264132897 + ... + 264181267.

It is an arithmetic number, because the mean of its divisors is an integer number (685215984600).

Almost surely, 2^{12777542213422} is an apocalyptic number.

12777542213422 is a deficient number, since it is larger than the sum of its proper divisors (9149369293778).

12777542213422 is a wasteful number, since it uses less digits than its factorization.

12777542213422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67416.

The product of its digits is 2634240, while the sum is 49.

The spelling of 12777542213422 in words is "twelve trillion, seven hundred seventy-seven billion, five hundred forty-two million, two hundred thirteen thousand, four hundred twenty-two".