2142712434278 has 32 divisors (see below), whose sum is σ = 3611960081856. Its totient is φ = 945903708288.

The previous prime is 2142712434259. The next prime is 2142712434281. The reversal of 2142712434278 is 8724342172412.

It is a congruent number.

It is an unprimeable number.

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, 15655076 + ... + 15791352.

It is an arithmetic number, because the mean of its divisors is an integer number (112873752558).

Almost surely, 2^{2142712434278} is an apocalyptic number.

2142712434278 is a deficient number, since it is larger than the sum of its proper divisors (1469247647578).

2142712434278 is a wasteful number, since it uses less digits than its factorization.

2142712434278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162608.

The product of its digits is 1204224, while the sum is 47.

The spelling of 2142712434278 in words is "two trillion, one hundred forty-two billion, seven hundred twelve million, four hundred thirty-four thousand, two hundred seventy-eight".