12767222434 has 32 divisors (see below), whose sum is σ = 19609640064. Its totient is φ = 6232775040.

The previous prime is 12767222401. The next prime is 12767222441. The reversal of 12767222434 is 43422276721.

It is a happy number.

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, 6971899 + ... + 6973729.

It is an arithmetic number, because the mean of its divisors is an integer number (612801252).

Almost surely, 2^12767222434 is an apocalyptic number.

12767222434 is a deficient number, since it is larger than the sum of its proper divisors (6842417630).

12767222434 is a wasteful number, since it uses less digits than its factorization.

12767222434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362.

The product of its digits is 225792, while the sum is 40.

The spelling of 12767222434 in words is "twelve billion, seven hundred sixty-seven million, two hundred twenty-two thousand, four hundred thirty-four".