2525012521100 has 144 divisors (see below), whose sum is σ = 5848045076160. Its totient is φ = 943000780800.

The previous prime is 2525012521063. The next prime is 2525012521111. The reversal of 2525012521100 is 11252105252.

It is a happy number.

2525012521100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2525012521100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 171075521 + ... + 171090279.

It is an arithmetic number, because the mean of its divisors is an integer number (40611424140).

Almost surely, 2^{2525012521100} is an apocalyptic number.

2525012521100 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 2525012521100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2924022538080).

2525012521100 is an abundant number, since it is smaller than the sum of its proper divisors (3323032555060).

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

2525012521100 is a wasteful number, since it uses less digits than its factorization.

2525012521100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15588 (or 15581 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 2525012521100 its reverse (11252105252), we get a palindrome (2536264626352).

The spelling of 2525012521100 in words is "two trillion, five hundred twenty-five billion, twelve million, five hundred twenty-one thousand, one hundred".