23425203444 has 96 divisors (see below), whose sum is σ = 58480880640. Its totient is φ = 7281792000.

The previous prime is 23425203433. The next prime is 23425203479. The reversal of 23425203444 is 44430252432.

It is a super-2 number, since 2×23425203444² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 6481782 + ... + 6485394.

It is an arithmetic number, because the mean of its divisors is an integer number (609175840).

Almost surely, 2^23425203444 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 23425203444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29240440320).

23425203444 is an abundant number, since it is smaller than the sum of its proper divisors (35055677196).

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

23425203444 is a wasteful number, since it uses less digits than its factorization.

23425203444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281 (or 4279 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 23425203444 its reverse (44430252432), we get a palindrome (67855455876).

The spelling of 23425203444 in words is "twenty-three billion, four hundred twenty-five million, two hundred three thousand, four hundred forty-four".