22325140552 has 32 divisors (see below), whose sum is σ = 49177759680. Its totient is φ = 9367191360.

The previous prime is 22325140517. The next prime is 22325140553. The reversal of 22325140552 is 25504152322.

It is a super-3 number, since 3×22325140552³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22325140553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9756348 + ... + 9758635.

It is an arithmetic number, because the mean of its divisors is an integer number (1536804990).

Almost surely, 2^22325140552 is an apocalyptic number.

22325140552 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22325140552 is an abundant number, since it is smaller than the sum of its proper divisors (26852619128).

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

22325140552 is a wasteful number, since it uses less digits than its factorization.

22325140552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19515013 (or 19515009 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 22325140552 its reverse (25504152322), we get a palindrome (47829292874).

The spelling of 22325140552 in words is "twenty-two billion, three hundred twenty-five million, one hundred forty thousand, five hundred fifty-two".