23545252340340 has 24 divisors (see below), whose sum is σ = 65926706553120. Its totient is φ = 6278733957408.

The previous prime is 23545252340317. The next prime is 23545252340381. The reversal of 23545252340340 is 4304325254532.

It is a junction number, because it is equal to n+sod(n) for n = 23545252340292 and 23545252340301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196210436110 + ... + 196210436229.

It is an arithmetic number, because the mean of its divisors is an integer number (2746946106380).

Almost surely, 2^{23545252340340} is an apocalyptic number.

23545252340340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23545252340340 is an abundant number, since it is smaller than the sum of its proper divisors (42381454212780).

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

23545252340340 is a wasteful number, since it uses less digits than its factorization.

23545252340340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392420872351 (or 392420872349 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 42.

Adding to 23545252340340 its reverse (4304325254532), we get a palindrome (27849577594872).

The spelling of 23545252340340 in words is "twenty-three trillion, five hundred forty-five billion, two hundred fifty-two million, three hundred forty thousand, three hundred forty".