542782614478 has 16 divisors (see below), whose sum is σ = 883202710320. Its totient is φ = 248686474176.

The previous prime is 542782614443. The next prime is 542782614481. The reversal of 542782614478 is 874416287245.

It is a super-2 number, since 2×542782614478² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 76187148 + ... + 76194271.

It is an arithmetic number, because the mean of its divisors is an integer number (55200169395).

Almost surely, 2^542782614478 is an apocalyptic number.

542782614478 is a deficient number, since it is larger than the sum of its proper divisors (340420095842).

542782614478 is a wasteful number, since it uses less digits than its factorization.

542782614478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152381571.

The product of its digits is 24084480, while the sum is 58.

The spelling of 542782614478 in words is "five hundred forty-two billion, seven hundred eighty-two million, six hundred fourteen thousand, four hundred seventy-eight".