23145314524530 has 128 divisors (see below), whose sum is σ = 61516149995520. Its totient is φ = 5526066416640.

The previous prime is 23145314524529. The next prime is 23145314524531. The reversal of 23145314524530 is 3542541354132.

It is an interprime number because it is at equal distance from previous prime (23145314524529) and next prime (23145314524531).

It is not an unprimeable number, because it can be changed into a prime (23145314524531) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106395211 + ... + 106612529.

It is an arithmetic number, because the mean of its divisors is an integer number (480594921840).

Almost surely, 2^{23145314524530} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23145314524530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30758074997760).

23145314524530 is an abundant number, since it is smaller than the sum of its proper divisors (38370835470990).

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

23145314524530 is a wasteful number, since it uses less digits than its factorization.

23145314524530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222224.

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

Adding to 23145314524530 its reverse (3542541354132), we get a palindrome (26687855878662).

The spelling of 23145314524530 in words is "twenty-three trillion, one hundred forty-five billion, three hundred fourteen million, five hundred twenty-four thousand, five hundred thirty".