22530541320476 has 144 divisors (see below), whose sum is σ = 48728764891296. Its totient is φ = 9057095663616.

The previous prime is 22530541320451. The next prime is 22530541320487. The reversal of 22530541320476 is 67402314503522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2631146171 + ... + 2631154733.

It is an arithmetic number, because the mean of its divisors is an integer number (338394200634).

Almost surely, 2^{22530541320476} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22530541320476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24364382445648).

22530541320476 is an abundant number, since it is smaller than the sum of its proper divisors (26198223570820).

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

22530541320476 is a wasteful number, since it uses less digits than its factorization.

22530541320476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11188 (or 11179 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 44.

Adding to 22530541320476 its reverse (67402314503522), we get a palindrome (89932855823998).

The spelling of 22530541320476 in words is "twenty-two trillion, five hundred thirty billion, five hundred forty-one million, three hundred twenty thousand, four hundred seventy-six".