23420515050544 has 20 divisors (see below), whose sum is σ = 45377393244040. Its totient is φ = 11710220019840.

The previous prime is 23420515050533. The next prime is 23420515050607. The reversal of 23420515050544 is 44505051502432.

It is a junction number, because it is equal to n+sod(n) for n = 23420515050497 and 23420515050506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3205867 + ... + 7557685.

It is an arithmetic number, because the mean of its divisors is an integer number (2268869662202).

Almost surely, 2^{23420515050544} is an apocalyptic number.

It is an amenable number.

23420515050544 is a deficient number, since it is larger than the sum of its proper divisors (21956878193496).

23420515050544 is a wasteful number, since it uses less digits than its factorization.

23420515050544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4688188 (or 4688182 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 23420515050544 its reverse (44505051502432), we get a palindrome (67925566552976).

The spelling of 23420515050544 in words is "twenty-three trillion, four hundred twenty billion, five hundred fifteen million, fifty thousand, five hundred forty-four".