22541145204 has 24 divisors (see below), whose sum is σ = 52713158400. Its totient is φ = 7496978944.

The previous prime is 22541145199. The next prime is 22541145269. The reversal of 22541145204 is 40254114522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2086404 + ... + 2097179.

It is an arithmetic number, because the mean of its divisors is an integer number (2196381600).

Almost surely, 2^22541145204 is an apocalyptic number.

It is an amenable number.

22541145204 is an abundant number, since it is smaller than the sum of its proper divisors (30172013196).

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

22541145204 is a wasteful number, since it uses less digits than its factorization.

22541145204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4184039 (or 4184037 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 22541145204 its reverse (40254114522), we get a palindrome (62795259726).

The spelling of 22541145204 in words is "twenty-two billion, five hundred forty-one million, one hundred forty-five thousand, two hundred four".