542234520425439 has 16 divisors (see below), whose sum is σ = 821992037856000. Its totient is φ = 353082943532088.

The previous prime is 542234520425413. The next prime is 542234520425447. The reversal of 542234520425439 is 934524025432245.

542234520425439 is a `hidden beast` number, since 5 + 4 + 2 + 2 + 3 + 4 + 52 + 0 + 42 + 543 + 9 = 666.

It is not a de Polignac number, because 542234520425439 - 2¹⁵ = 542234520392671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542234520425449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233520464139 + ... + 233520466460.

It is an arithmetic number, because the mean of its divisors is an integer number (51374502366000).

Almost surely, 2^{542234520425439} is an apocalyptic number.

542234520425439 is a deficient number, since it is larger than the sum of its proper divisors (279757517430561).

542234520425439 is a wasteful number, since it uses less digits than its factorization.

542234520425439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467040930651 (or 467040930645 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 54.

The spelling of 542234520425439 in words is "five hundred forty-two trillion, two hundred thirty-four billion, five hundred twenty million, four hundred twenty-five thousand, four hundred thirty-nine".