542231154605 has 8 divisors (see below), whose sum is σ = 743631297792. Its totient is φ = 371815648848.

The previous prime is 542231154571. The next prime is 542231154629. The reversal of 542231154605 is 506451132245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542231154605 - 2²⁰ = 542230106029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7746159317 + ... + 7746159386.

It is an arithmetic number, because the mean of its divisors is an integer number (92953912224).

Almost surely, 2^542231154605 is an apocalyptic number.

It is an amenable number.

542231154605 is a deficient number, since it is larger than the sum of its proper divisors (201400143187).

542231154605 is a wasteful number, since it uses less digits than its factorization.

542231154605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15492318715.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 542231154605 in words is "five hundred forty-two billion, two hundred thirty-one million, one hundred fifty-four thousand, six hundred five".