25523040200 has 96 divisors (see below), whose sum is σ = 70767077760. Its totient is φ = 8370278400.

The previous prime is 25523040149. The next prime is 25523040217. The reversal of 25523040200 is 204032552.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 364121 + ... + 428520.

It is an arithmetic number, because the mean of its divisors is an integer number (737157060).

Almost surely, 2^25523040200 is an apocalyptic number.

25523040200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25523040200 is an abundant number, since it is smaller than the sum of its proper divisors (45244037560).

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

25523040200 is a wasteful number, since it uses less digits than its factorization.

25523040200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792687 (or 792678 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

Adding to 25523040200 its reverse (204032552), we get a palindrome (25727072752).

The spelling of 25523040200 in words is "twenty-five billion, five hundred twenty-three million, forty thousand, two hundred".