542240214442 has 8 divisors (see below), whose sum is σ = 813882045600. Its totient is φ = 270946199244.

The previous prime is 542240214421. The next prime is 542240214491. The reversal of 542240214442 is 244412042245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×542240214442² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 542240214398 and 542240214407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86950092 + ... + 86956327.

It is an arithmetic number, because the mean of its divisors is an integer number (101735255700).

Almost surely, 2^542240214442 is an apocalyptic number.

542240214442 is a deficient number, since it is larger than the sum of its proper divisors (271641831158).

542240214442 is a wasteful number, since it uses less digits than its factorization.

542240214442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173907980.

The product of its (nonzero) digits is 81920, while the sum is 34.

Adding to 542240214442 its reverse (244412042245), we get a palindrome (786652256687).

The spelling of 542240214442 in words is "five hundred forty-two billion, two hundred forty million, two hundred fourteen thousand, four hundred forty-two".