255555734042 has 8 divisors (see below), whose sum is σ = 438095544096. Its totient is φ = 109523886012.

The previous prime is 255555734017. The next prime is 255555734081. The reversal of 255555734042 is 240437555552.

255555734042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9126990488 + ... + 9126990515.

It is an arithmetic number, because the mean of its divisors is an integer number (54761943012).

Almost surely, 2^255555734042 is an apocalyptic number.

255555734042 is a deficient number, since it is larger than the sum of its proper divisors (182539810054).

255555734042 is a wasteful number, since it uses less digits than its factorization.

255555734042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18253981012.

The product of its (nonzero) digits is 4200000, while the sum is 47.

The spelling of 255555734042 in words is "two hundred fifty-five billion, five hundred fifty-five million, seven hundred thirty-four thousand, forty-two".