2222642136542 has 8 divisors (see below), whose sum is σ = 3335551569000. Its totient is φ = 1110791613544.

The previous prime is 2222642136503. The next prime is 2222642136551. The reversal of 2222642136542 is 2456312462222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2222642136542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264722117 + ... + 264730512.

It is an arithmetic number, because the mean of its divisors is an integer number (416943946125).

Almost surely, 2^{2222642136542} is an apocalyptic number.

2222642136542 is a deficient number, since it is larger than the sum of its proper divisors (1112909432458).

2222642136542 is a wasteful number, since it uses less digits than its factorization.

2222642136542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529454730.

The product of its digits is 552960, while the sum is 41.

Adding to 2222642136542 its reverse (2456312462222), we get a palindrome (4678954598764).

The spelling of 2222642136542 in words is "two trillion, two hundred twenty-two billion, six hundred forty-two million, one hundred thirty-six thousand, five hundred forty-two".