22533245543020 has 48 divisors (see below), whose sum is σ = 48164615267328. Its totient is φ = 8853789369600.

The previous prime is 22533245542993. The next prime is 22533245543023. The reversal of 22533245543020 is 2034554233522.

It is not an unprimeable number, because it can be changed into a prime (22533245543023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43661067 + ... + 44174146.

It is an arithmetic number, because the mean of its divisors is an integer number (1003429484736).

Almost surely, 2^{22533245543020} is an apocalyptic number.

22533245543020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22533245543020 is an abundant number, since it is smaller than the sum of its proper divisors (25631369724308).

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

22533245543020 is a wasteful number, since it uses less digits than its factorization.

22533245543020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87835450 (or 87835448 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 40.

Adding to 22533245543020 its reverse (2034554233522), we get a palindrome (24567799776542).

The spelling of 22533245543020 in words is "twenty-two trillion, five hundred thirty-three billion, two hundred forty-five million, five hundred forty-three thousand, twenty".