542421243214 has 4 divisors (see below), whose sum is σ = 813631864824. Its totient is φ = 271210621606.

The previous prime is 542421243211. The next prime is 542421243223. The reversal of 542421243214 is 412342124245.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 542421243214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542421243211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135605310802 + ... + 135605310805.

It is an arithmetic number, because the mean of its divisors is an integer number (203407966206).

Almost surely, 2^542421243214 is an apocalyptic number.

542421243214 is a deficient number, since it is larger than the sum of its proper divisors (271210621610).

542421243214 is a wasteful number, since it uses less digits than its factorization.

542421243214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271210621609.

The product of its digits is 61440, while the sum is 34.

Adding to 542421243214 its reverse (412342124245), we get a palindrome (954763367459).

The spelling of 542421243214 in words is "five hundred forty-two billion, four hundred twenty-one million, two hundred forty-three thousand, two hundred fourteen".