22142403542 has 64 divisors (see below), whose sum is σ = 42168729600. Its totient is φ = 8501414400.

The previous prime is 22142403533. The next prime is 22142403587. The reversal of 22142403542 is 24530424122.

It is a super-3 number, since 3×22142403542³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 425459 + ... + 474657.

It is an arithmetic number, because the mean of its divisors is an integer number (658886400).

Almost surely, 2^22142403542 is an apocalyptic number.

22142403542 is a deficient number, since it is larger than the sum of its proper divisors (20026326058).

22142403542 is a wasteful number, since it uses less digits than its factorization.

22142403542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49317.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 22142403542 its reverse (24530424122), we get a palindrome (46672827664).

The spelling of 22142403542 in words is "twenty-two billion, one hundred forty-two million, four hundred three thousand, five hundred forty-two".