25223007762330 has 256 divisors, whose sum is σ = 71644671590400. Its totient is φ = 5564579005440.

The previous prime is 25223007762287. The next prime is 25223007762343. The reversal of 25223007762330 is 3326770032252.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 164877916 + ... + 165030824.

It is an arithmetic number, because the mean of its divisors is an integer number (279861998400).

Almost surely, 2^{25223007762330} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25223007762330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35822335795200).

25223007762330 is an abundant number, since it is smaller than the sum of its proper divisors (46421663828070).

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

25223007762330 is a wasteful number, since it uses less digits than its factorization.

25223007762330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153229.

The product of its (nonzero) digits is 635040, while the sum is 42.

Adding to 25223007762330 its reverse (3326770032252), we get a palindrome (28549777794582).

The spelling of 25223007762330 in words is "twenty-five trillion, two hundred twenty-three billion, seven million, seven hundred sixty-two thousand, three hundred thirty".