542225012140 has 24 divisors (see below), whose sum is σ = 1301340029472. Its totient is φ = 185905718400.

The previous prime is 542225012033. The next prime is 542225012141. The reversal of 542225012140 is 41210522245.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 542225012099 and 542225012108.

It is not an unprimeable number, because it can be changed into a prime (542225012141) 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, 1936517761 + ... + 1936518040.

It is an arithmetic number, because the mean of its divisors is an integer number (54222501228).

Almost surely, 2^542225012140 is an apocalyptic number.

It is an amenable number.

542225012140 is an abundant number, since it is smaller than the sum of its proper divisors (759115017332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542225012140 is a wasteful number, since it uses less digits than its factorization.

542225012140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3873035817 (or 3873035815 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 542225012140 its reverse (41210522245), we get a palindrome (583435534385).

The spelling of 542225012140 in words is "five hundred forty-two billion, two hundred twenty-five million, twelve thousand, one hundred forty".