2142335158442 has 16 divisors (see below), whose sum is σ = 3226374525600. Its totient is φ = 1066885557360.

The previous prime is 2142335158421. The next prime is 2142335158471. The reversal of 2142335158442 is 2448515332412.

It is a junction number, because it is equal to n+sod(n) for n = 2142335158393 and 2142335158402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1643192 + ... + 2642867.

It is an arithmetic number, because the mean of its divisors is an integer number (201648407850).

Almost surely, 2^{2142335158442} is an apocalyptic number.

2142335158442 is a deficient number, since it is larger than the sum of its proper divisors (1084039367158).

2142335158442 is a wasteful number, since it uses less digits than its factorization.

2142335158442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4287061.

The product of its digits is 921600, while the sum is 44.

The spelling of 2142335158442 in words is "two trillion, one hundred forty-two billion, three hundred thirty-five million, one hundred fifty-eight thousand, four hundred forty-two".