542455165055 has 16 divisors (see below), whose sum is σ = 685795835520. Its totient is φ = 410770327968.

The previous prime is 542455165013. The next prime is 542455165073. The reversal of 542455165055 is 550561554245.

It is a cyclic number.

It is not a de Polignac number, because 542455165055 - 2¹⁶ = 542455099519 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2344397 + ... + 2565366.

It is an arithmetic number, because the mean of its divisors is an integer number (42862239720).

Almost surely, 2^542455165055 is an apocalyptic number.

542455165055 is a deficient number, since it is larger than the sum of its proper divisors (143340670465).

542455165055 is a wasteful number, since it uses less digits than its factorization.

542455165055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4910950.

The product of its (nonzero) digits is 3000000, while the sum is 47.

The spelling of 542455165055 in words is "five hundred forty-two billion, four hundred fifty-five million, one hundred sixty-five thousand, fifty-five".