2525003244400 has 360 divisors, whose sum is σ = 7902410939520. Its totient is φ = 757060162560.

The previous prime is 2525003244383. The next prime is 2525003244403. The reversal of 2525003244400 is 44423005252.

It is a super-2 number, since 2×2525003244400² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525003244403) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8850379 + ... + 9131221.

Almost surely, 2^{2525003244400} is an apocalyptic number.

2525003244400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525003244400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3951205469760).

2525003244400 is an abundant number, since it is smaller than the sum of its proper divisors (5377407695120).

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

2525003244400 is a wasteful number, since it uses less digits than its factorization.

2525003244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280913 (or 280889 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 2525003244400 its reverse (44423005252), we get a palindrome (2569426249652).

It can be divided in two parts, 252500 and 3244400, that added together give a square (3496900 = 1870²).

The spelling of 2525003244400 in words is "two trillion, five hundred twenty-five billion, three million, two hundred forty-four thousand, four hundred".