542032121252 has 24 divisors (see below), whose sum is σ = 951140060640. Its totient is φ = 270278789760.

The previous prime is 542032121251. The next prime is 542032121263. The reversal of 542032121252 is 252121230245.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (542032121251) 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, 2125052 + ... + 2366412.

It is an arithmetic number, because the mean of its divisors is an integer number (39630835860).

Almost surely, 2^542032121252 is an apocalyptic number.

It is an amenable number.

542032121252 is a deficient number, since it is larger than the sum of its proper divisors (409107939388).

542032121252 is a wasteful number, since it uses less digits than its factorization.

542032121252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242891 (or 242889 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 542032121252 its reverse (252121230245), we get a palindrome (794153351497).

The spelling of 542032121252 in words is "five hundred forty-two billion, thirty-two million, one hundred twenty-one thousand, two hundred fifty-two".