23544025340 has 48 divisors (see below), whose sum is σ = 54441362304. Its totient is φ = 8481441600.

The previous prime is 23544025331. The next prime is 23544025387. The reversal of 23544025340 is 4352044532.

It is a super-2 number, since 2×23544025340² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23544025297 and 23544025306.

It is a congruent number.

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, 476546 + ... + 523625.

It is an arithmetic number, because the mean of its divisors is an integer number (1134195048).

Almost surely, 2^23544025340 is an apocalyptic number.

23544025340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23544025340 is an abundant number, since it is smaller than the sum of its proper divisors (30897336964).

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

23544025340 is a wasteful number, since it uses less digits than its factorization.

23544025340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000298 (or 1000296 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 23544025340 its reverse (4352044532), we get a palindrome (27896069872).

The spelling of 23544025340 in words is "twenty-three billion, five hundred forty-four million, twenty-five thousand, three hundred forty".