542145518 has 8 divisors (see below), whose sum is σ = 815994648. Its totient is φ = 270147304.

The previous prime is 542145511. The next prime is 542145529. The reversal of 542145518 is 815541245.

542145518 is digitally balanced in base 2, 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542145511) 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, 461996 + ... + 463167.

It is an arithmetic number, because the mean of its divisors is an integer number (101999331).

Almost surely, 2^542145518 is an apocalyptic number.

542145518 is a deficient number, since it is larger than the sum of its proper divisors (273849130).

542145518 is a wasteful number, since it uses less digits than its factorization.

542145518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925458.

The product of its digits is 32000, while the sum is 35.

The square root of 542145518 is about 23284.0185105578. The cubic root of 542145518 is about 815.4023471617.

The spelling of 542145518 in words is "five hundred forty-two million, one hundred forty-five thousand, five hundred eighteen".