22573240140 has 96 divisors (see below), whose sum is σ = 68986681344. Its totient is φ = 5469468160.

The previous prime is 22573240121. The next prime is 22573240163. The reversal of 22573240140 is 4104237522.

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 = 22573240098 and 22573240107.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1448872 + ... + 1464368.

It is an arithmetic number, because the mean of its divisors is an integer number (718611264).

Almost surely, 2^22573240140 is an apocalyptic number.

22573240140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22573240140 is an abundant number, since it is smaller than the sum of its proper divisors (46413441204).

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

22573240140 is a wasteful number, since it uses less digits than its factorization.

22573240140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17727 (or 17725 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

Adding to 22573240140 its reverse (4104237522), we get a palindrome (26677477662).

The spelling of 22573240140 in words is "twenty-two billion, five hundred seventy-three million, two hundred forty thousand, one hundred forty".