542225551123 has 4 divisors (see below), whose sum is σ = 542240847288. Its totient is φ = 542210254960.

The previous prime is 542225551099. The next prime is 542225551139. The reversal of 542225551123 is 321155522245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542225551123 - 2⁹ = 542225550611 is a prime.

It is a super-2 number, since 2×542225551123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542225551723) 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 3 ways as a sum of consecutive naturals, for example, 7594786 + ... + 7665847.

It is an arithmetic number, because the mean of its divisors is an integer number (135560211822).

Almost surely, 2^542225551123 is an apocalyptic number.

542225551123 is a deficient number, since it is larger than the sum of its proper divisors (15296165).

542225551123 is a wasteful number, since it uses less digits than its factorization.

542225551123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15296164.

The product of its digits is 120000, while the sum is 37.

The spelling of 542225551123 in words is "five hundred forty-two billion, two hundred twenty-five million, five hundred fifty-one thousand, one hundred twenty-three".