542051005518 has 48 divisors (see below), whose sum is σ = 1282204490112. Its totient is φ = 164130570000.

The previous prime is 542051005513. The next prime is 542051005523. The reversal of 542051005518 is 815500150245.

542051005518 is a `hidden beast` number, since 54 + 2 + 0 + 51 + 0 + 0 + 551 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (542051005513) and next prime (542051005523).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 23 ways as a sum of consecutive naturals, for example, 804658 + ... + 1315893.

It is an arithmetic number, because the mean of its divisors is an integer number (26712593544).

Almost surely, 2^542051005518 is an apocalyptic number.

542051005518 is an abundant number, since it is smaller than the sum of its proper divisors (740153484594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542051005518 is a wasteful number, since it uses less digits than its factorization.

542051005518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121861 (or 2121858 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

The spelling of 542051005518 in words is "five hundred forty-two billion, fifty-one million, five thousand, five hundred eighteen".