12277622294142 has 32 divisors (see below), whose sum is σ = 26108456025600. Its totient is φ = 3835686734208.

The previous prime is 12277622294129. The next prime is 12277622294143. The reversal of 12277622294142 is 24149222677221.

It is a super-2 number, since 2×12277622294142² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12277622294143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251793292 + ... + 251842047.

It is an arithmetic number, because the mean of its divisors is an integer number (815889250800).

Almost surely, 2^{12277622294142} is an apocalyptic number.

12277622294142 is an abundant number, since it is smaller than the sum of its proper divisors (13830833731458).

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

12277622294142 is a wasteful number, since it uses less digits than its factorization.

12277622294142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503635600.

The product of its digits is 2709504, while the sum is 51.

The spelling of 12277622294142 in words is "twelve trillion, two hundred seventy-seven billion, six hundred twenty-two million, two hundred ninety-four thousand, one hundred forty-two".