23536545220140 has 48 divisors (see below), whose sum is σ = 67509700443360. Its totient is φ = 6123328837120.

The previous prime is 23536545220063. The next prime is 23536545220171. The reversal of 23536545220140 is 4102254563532.

It is a junction number, because it is equal to n+sod(n) for n = 23536545220092 and 23536545220101.

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, 4783848195 + ... + 4783853114.

It is an arithmetic number, because the mean of its divisors is an integer number (1406452092570).

Almost surely, 2^{23536545220140} is an apocalyptic number.

23536545220140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23536545220140 is an abundant number, since it is smaller than the sum of its proper divisors (43973155223220).

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

23536545220140 is a wasteful number, since it uses less digits than its factorization.

23536545220140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9567701362 (or 9567701360 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 23536545220140 its reverse (4102254563532), we get a palindrome (27638799783672).

The spelling of 23536545220140 in words is "twenty-three trillion, five hundred thirty-six billion, five hundred forty-five million, two hundred twenty thousand, one hundred forty".