22858400032 has 96 divisors (see below), whose sum is σ = 49762686960. Its totient is φ = 10268590080.

The previous prime is 22858400021. The next prime is 22858400077. The reversal of 22858400032 is 23000485822.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1904100496 + 20954299536 = 43636^2 + 144756^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8680188 + ... + 8682820.

Almost surely, 2^22858400032 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 22858400032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24881343480).

22858400032 is an abundant number, since it is smaller than the sum of its proper divisors (26904286928).

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

22858400032 is a wasteful number, since it uses less digits than its factorization.

22858400032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206 (or 3198 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

Adding to 22858400032 its reverse (23000485822), we get a palindrome (45858885854).

The spelling of 22858400032 in words is "twenty-two billion, eight hundred fifty-eight million, four hundred thousand, thirty-two".