542100234891 has 8 divisors (see below), whose sum is σ = 723287709760. Its totient is φ = 361156458312.

The previous prime is 542100234869. The next prime is 542100234911. The reversal of 542100234891 is 198432001245.

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

It is not a de Polignac number, because 542100234891 - 2⁷ = 542100234763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542100234191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60919381 + ... + 60928278.

It is an arithmetic number, because the mean of its divisors is an integer number (90410963720).

Almost surely, 2^542100234891 is an apocalyptic number.

542100234891 is a deficient number, since it is larger than the sum of its proper divisors (181187474869).

542100234891 is a wasteful number, since it uses less digits than its factorization.

542100234891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121849145.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 542100234891 in words is "five hundred forty-two billion, one hundred million, two hundred thirty-four thousand, eight hundred ninety-one".