2525886720 has 576 divisors, whose sum is σ = 10490135040. Its totient is φ = 563576832.

The previous prime is 2525886709. The next prime is 2525886761. The reversal of 2525886720 is 276885252.

2525886720 is a `hidden beast` number, since 2 + 5 + 2 + 588 + 67 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12821662 + ... + 12821858.

It is an arithmetic number, because the mean of its divisors is an integer number (18212040).

Almost surely, 2^2525886720 is an apocalyptic number.

2525886720 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 2525886720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5245067520).

2525886720 is an abundant number, since it is smaller than the sum of its proper divisors (7964248320).

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

2525886720 is a wasteful number, since it uses less digits than its factorization.

2525886720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The square root of 2525886720 is about 50258.2005248895. The cubic root of 2525886720 is about 1361.8772231115.

The spelling of 2525886720 in words is "two billion, five hundred twenty-five million, eight hundred eighty-six thousand, seven hundred twenty".