542032423155 has 48 divisors (see below), whose sum is σ = 949449945600. Its totient is φ = 286033248000.

The previous prime is 542032423147. The next prime is 542032423159. The reversal of 542032423155 is 551324230245.

542032423155 is a `hidden beast` number, since 54 + 2 + 0 + 32 + 423 + 155 = 666.

It is not a de Polignac number, because 542032423155 - 2³ = 542032423147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542032423159) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 7001710 + ... + 7078700.

It is an arithmetic number, because the mean of its divisors is an integer number (19780207200).

Almost surely, 2^542032423155 is an apocalyptic number.

542032423155 is a deficient number, since it is larger than the sum of its proper divisors (407417522445).

542032423155 is a wasteful number, since it uses less digits than its factorization.

542032423155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78652 (or 78649 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 542032423155 in words is "five hundred forty-two billion, thirty-two million, four hundred twenty-three thousand, one hundred fifty-five".