542487784245 has 16 divisors (see below), whose sum is σ = 946887769152. Its totient is φ = 263024380160.

The previous prime is 542487784229. The next prime is 542487784253.

542487784245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542487784245 - 2⁴ = 542487784229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1643902212 + ... + 1643902541.

It is an arithmetic number, because the mean of its divisors is an integer number (59180485572).

Almost surely, 2^542487784245 is an apocalyptic number.

542487784245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542487784245 is a deficient number, since it is larger than the sum of its proper divisors (404399984907).

542487784245 is a wasteful number, since it uses less digits than its factorization.

542487784245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287804772.

The product of its digits is 80281600, while the sum is 60.

The spelling of 542487784245 in words is "five hundred forty-two billion, four hundred eighty-seven million, seven hundred eighty-four thousand, two hundred forty-five".