542306605055 has 4 divisors (see below), whose sum is σ = 650767926072. Its totient is φ = 433845284040.

The previous prime is 542306605051. The next prime is 542306605067. The reversal of 542306605055 is 550506603245.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 542306605055 - 2² = 542306605051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542306605051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54230660501 + ... + 54230660510.

It is an arithmetic number, because the mean of its divisors is an integer number (162691981518).

Almost surely, 2^542306605055 is an apocalyptic number.

542306605055 is a deficient number, since it is larger than the sum of its proper divisors (108461321017).

542306605055 is a wasteful number, since it uses less digits than its factorization.

542306605055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108461321016.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 542306605055 in words is "five hundred forty-two billion, three hundred six million, six hundred five thousand, fifty-five".