542212144553124 has 72 divisors (see below), whose sum is σ = 1375767477302400. Its totient is φ = 180056120251392.

The previous prime is 542212144553071. The next prime is 542212144553269. The reversal of 542212144553124 is 421355441212245.

It is a happy number.

542212144553124 is a `hidden beast` number, since 5 + 4 + 2 + 21 + 21 + 44 + 553 + 12 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 542212144553124.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15464944 + ... + 36381159.

It is an arithmetic number, because the mean of its divisors is an integer number (19107881629200).

Almost surely, 2^{542212144553124} is an apocalyptic number.

It is an amenable number.

542212144553124 is an abundant number, since it is smaller than the sum of its proper divisors (833555332749276).

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

542212144553124 is a wasteful number, since it uses less digits than its factorization.

542212144553124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51847209 (or 51847204 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

Adding to 542212144553124 its reverse (421355441212245), we get a palindrome (963567585765369).

The spelling of 542212144553124 in words is "five hundred forty-two trillion, two hundred twelve billion, one hundred forty-four million, five hundred fifty-three thousand, one hundred twenty-four".