542231426212 has 24 divisors (see below), whose sum is σ = 1085525067200. Its totient is φ = 232157279520.

The previous prime is 542231426201. The next prime is 542231426213. The reversal of 542231426212 is 212624132245.

It is not an unprimeable number, because it can be changed into a prime (542231426213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9454962 + ... + 9512137.

Almost surely, 2^542231426212 is an apocalyptic number.

It is an amenable number.

542231426212 is an abundant number, since it is smaller than the sum of its proper divisors (543293640988).

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

542231426212 is a wasteful number, since it uses less digits than its factorization.

542231426212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18968131 (or 18968129 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

Adding to 542231426212 its reverse (212624132245), we get a palindrome (754855558457).

The spelling of 542231426212 in words is "five hundred forty-two billion, two hundred thirty-one million, four hundred twenty-six thousand, two hundred twelve".