542051005517 has 16 divisors (see below), whose sum is σ = 640464986112. Its totient is φ = 448928181360.

The previous prime is 542051005513. The next prime is 542051005523. The reversal of 542051005517 is 715500150245.

It is a cyclic number.

It is not a de Polignac number, because 542051005517 - 2² = 542051005513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542051005513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1802873 + ... + 2081934.

It is an arithmetic number, because the mean of its divisors is an integer number (40029061632).

Almost surely, 2^542051005517 is an apocalyptic number.

It is an amenable number.

542051005517 is a deficient number, since it is larger than the sum of its proper divisors (98413980595).

542051005517 is a wasteful number, since it uses less digits than its factorization.

542051005517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885488.

The product of its (nonzero) digits is 35000, while the sum is 35.

The spelling of 542051005517 in words is "five hundred forty-two billion, fifty-one million, five thousand, five hundred seventeen".