24140221421442 has 32 divisors (see below), whose sum is σ = 55178115753600. Its totient is φ = 6897147771648.

The previous prime is 24140221421423. The next prime is 24140221421497. The reversal of 24140221421442 is 24412412204142.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2721034 + ... + 7462202.

It is an arithmetic number, because the mean of its divisors is an integer number (1724316117300).

Almost surely, 2^{24140221421442} is an apocalyptic number.

24140221421442 is an abundant number, since it is smaller than the sum of its proper divisors (31037894332158).

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

24140221421442 is a wasteful number, since it uses less digits than its factorization.

24140221421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4862410.

The product of its (nonzero) digits is 32768, while the sum is 33.

Adding to 24140221421442 its reverse (24412412204142), we get a palindrome (48552633625584).

The spelling of 24140221421442 in words is "twenty-four trillion, one hundred forty billion, two hundred twenty-one million, four hundred twenty-one thousand, four hundred forty-two".