23023261252650 has 144 divisors (see below), whose sum is σ = 61026074108064. Its totient is φ = 5742935147520.

The previous prime is 23023261252601. The next prime is 23023261252661. The reversal of 23023261252650 is 5625216232032.

It is a junction number, because it is equal to n+sod(n) for n = 23023261252599 and 23023261252608.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5436904 + ... + 8695196.

It is an arithmetic number, because the mean of its divisors is an integer number (423792181306).

Almost surely, 2^{23023261252650} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23023261252650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30513037054032).

23023261252650 is an abundant number, since it is smaller than the sum of its proper divisors (38002812855414).

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

23023261252650 is a wasteful number, since it uses less digits than its factorization.

23023261252650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258505 (or 3258483 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 23023261252650 its reverse (5625216232032), we get a palindrome (28648477484682).

The spelling of 23023261252650 in words is "twenty-three trillion, twenty-three billion, two hundred sixty-one million, two hundred fifty-two thousand, six hundred fifty".