2142342053926 has 4 divisors (see below), whose sum is σ = 3213513080892. Its totient is φ = 1071171026962.

The previous prime is 2142342053909. The next prime is 2142342053927. The reversal of 2142342053926 is 6293502432412.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142342053927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535585513480 + ... + 535585513483.

It is an arithmetic number, because the mean of its divisors is an integer number (803378270223).

Almost surely, 2^{2142342053926} is an apocalyptic number.

2142342053926 is a deficient number, since it is larger than the sum of its proper divisors (1071171026966).

2142342053926 is a wasteful number, since it uses less digits than its factorization.

2142342053926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071171026965.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 2142342053926 in words is "two trillion, one hundred forty-two billion, three hundred forty-two million, fifty-three thousand, nine hundred twenty-six".