22540423221354 has 8 divisors (see below), whose sum is σ = 45080846442720. Its totient is φ = 7513474407116.

The previous prime is 22540423221343. The next prime is 22540423221403. The reversal of 22540423221354 is 45312232404522.

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

22540423221354 is an admirable 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, 1878368601774 + ... + 1878368601785.

It is an arithmetic number, because the mean of its divisors is an integer number (5635105805340).

Almost surely, 2^{22540423221354} is an apocalyptic number.

22540423221354 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22540423221354 is a wasteful number, since it uses less digits than its factorization.

22540423221354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3756737203564.

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 22540423221354 its reverse (45312232404522), we get a palindrome (67852655625876).

The spelling of 22540423221354 in words is "twenty-two trillion, five hundred forty billion, four hundred twenty-three million, two hundred twenty-one thousand, three hundred fifty-four".