25000332003240 has 64 divisors (see below), whose sum is σ = 81819268378560. Its totient is φ = 6060686545920.

The previous prime is 25000332003239. The next prime is 25000332003253. The reversal of 25000332003240 is 4230023300052.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 25000332003240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9469821409 + ... + 9469824048.

It is an arithmetic number, because the mean of its divisors is an integer number (1278426068415).

Almost surely, 2^{25000332003240} is an apocalyptic number.

25000332003240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25000332003240 is an abundant number, since it is smaller than the sum of its proper divisors (56818936375320).

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

25000332003240 is a wasteful number, since it uses less digits than its factorization.

25000332003240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18939645482 (or 18939645478 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 25000332003240 its reverse (4230023300052), we get a palindrome (29230355303292).

The spelling of 25000332003240 in words is "twenty-five trillion, three hundred thirty-two million, three thousand, two hundred forty".