42055205342 has 16 divisors (see below), whose sum is σ = 63376160400. Its totient is φ = 20929976448.

The previous prime is 42055205317. The next prime is 42055205377. The reversal of 42055205342 is 24350255024.

It is a junction number, because it is equal to n+sod(n) for n = 42055205299 and 42055205308.

It is a congruent number.

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, 502409 + ... + 580107.

It is an arithmetic number, because the mean of its divisors is an integer number (3961010025).

Almost surely, 2^42055205342 is an apocalyptic number.

42055205342 is a deficient number, since it is larger than the sum of its proper divisors (21320955058).

42055205342 is a wasteful number, since it uses less digits than its factorization.

42055205342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78955.

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 42055205342 in words is "forty-two billion, fifty-five million, two hundred five thousand, three hundred forty-two".