542521125199 has 2 divisors, whose sum is σ = 542521125200. Its totient is φ = 542521125198.

The previous prime is 542521125191. The next prime is 542521125257. The reversal of 542521125199 is 991521125245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542521125199 - 2³ = 542521125191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542521125191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271260562599 + 271260562600.

It is an arithmetic number, because the mean of its divisors is an integer number (271260562600).

Almost surely, 2^542521125199 is an apocalyptic number.

542521125199 is a deficient number, since it is larger than the sum of its proper divisors (1).

542521125199 is an equidigital number, since it uses as much as digits as its factorization.

542521125199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324000, while the sum is 46.

Adding to 542521125199 its sum of digits (46), we get a palindrome (542521125245).

The spelling of 542521125199 in words is "five hundred forty-two billion, five hundred twenty-one million, one hundred twenty-five thousand, one hundred ninety-nine".