22325452402512 has 320 divisors, whose sum is σ = 69513572433920. Its totient is φ = 6040247500800.

The previous prime is 22325452402507. The next prime is 22325452402607. The reversal of 22325452402512 is 21520425452322.

It is a super-3 number, since 3×22325452402512³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 122536539 + ... + 122718597.

It is an arithmetic number, because the mean of its divisors is an integer number (217229913856).

Almost surely, 2^{22325452402512} 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 22325452402512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34756786216960).

22325452402512 is an abundant number, since it is smaller than the sum of its proper divisors (47188120031408).

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

22325452402512 is a wasteful number, since it uses less digits than its factorization.

22325452402512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182362 (or 182356 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 22325452402512 its reverse (21520425452322), we get a palindrome (43845877854834).

The spelling of 22325452402512 in words is "twenty-two trillion, three hundred twenty-five billion, four hundred fifty-two million, four hundred two thousand, five hundred twelve".