22513301552 has 160 divisors (see below), whose sum is σ = 56747796480. Its totient is φ = 8419368960.

The previous prime is 22513301527. The next prime is 22513301561. The reversal of 22513301552 is 25510331522.

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, 1693652 + ... + 1706892.

It is an arithmetic number, because the mean of its divisors is an integer number (354673728).

Almost surely, 2^22513301552 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 22513301552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28373898240).

22513301552 is an abundant number, since it is smaller than the sum of its proper divisors (34234494928).

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

22513301552 is a wasteful number, since it uses less digits than its factorization.

22513301552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13339 (or 13333 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The spelling of 22513301552 in words is "twenty-two billion, five hundred thirteen million, three hundred one thousand, five hundred fifty-two".