542040342255 has 96 divisors (see below), whose sum is σ = 1013117414400. Its totient is φ = 267087338496.

The previous prime is 542040342247. The next prime is 542040342329. The reversal of 542040342255 is 552243040245.

542040342255 is a `hidden beast` number, since 5 + 4 + 20 + 40 + 342 + 255 = 666.

It is not a de Polignac number, because 542040342255 - 2³ = 542040342247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32804886 + ... + 32821404.

It is an arithmetic number, because the mean of its divisors is an integer number (10553306400).

Almost surely, 2^542040342255 is an apocalyptic number.

542040342255 is a deficient number, since it is larger than the sum of its proper divisors (471077072145).

542040342255 is a wasteful number, since it uses less digits than its factorization.

542040342255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17333 (or 17330 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

The spelling of 542040342255 in words is "five hundred forty-two billion, forty million, three hundred forty-two thousand, two hundred fifty-five".