22543153140 has 48 divisors (see below), whose sum is σ = 63177932160. Its totient is φ = 6006069120.

The previous prime is 22543153121. The next prime is 22543153169. The reversal of 22543153140 is 4135134522.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 22543153098 and 22543153107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102856 + ... + 235935.

It is an arithmetic number, because the mean of its divisors is an integer number (1316206920).

Almost surely, 2^22543153140 is an apocalyptic number.

22543153140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22543153140 is an abundant number, since it is smaller than the sum of its proper divisors (40634779020).

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

22543153140 is a wasteful number, since it uses less digits than its factorization.

22543153140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339912 (or 339910 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 22543153140 its reverse (4135134522), we get a palindrome (26678287662).

The spelling of 22543153140 in words is "twenty-two billion, five hundred forty-three million, one hundred fifty-three thousand, one hundred forty".