2126198935242 has 48 divisors (see below), whose sum is σ = 4874351314560. Its totient is φ = 667952303616.

The previous prime is 2126198935193. The next prime is 2126198935283. The reversal of 2126198935242 is 2425398916212.

2126198935242 is a `hidden beast` number, since 2 + 1 + 26 + 1 + 9 + 8 + 93 + 524 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16040098 + ... + 16172109.

It is an arithmetic number, because the mean of its divisors is an integer number (101548985720).

Almost surely, 2^{2126198935242} is an apocalyptic number.

2126198935242 is an abundant number, since it is smaller than the sum of its proper divisors (2748152379318).

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

2126198935242 is a wasteful number, since it uses less digits than its factorization.

2126198935242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32212427 (or 32212424 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The spelling of 2126198935242 in words is "two trillion, one hundred twenty-six billion, one hundred ninety-eight million, nine hundred thirty-five thousand, two hundred forty-two".