2525651551 has 16 divisors (see below), whose sum is σ = 2801687040. Its totient is φ = 2265991200.

The previous prime is 2525651539. The next prime is 2525651599. The reversal of 2525651551 is 1551565252.

2525651551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2525651551 - 2⁹ = 2525651039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2525651551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525651351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15526 + ... + 72748.

It is an arithmetic number, because the mean of its divisors is an integer number (175105440).

Almost surely, 2^2525651551 is an apocalyptic number.

2525651551 is a deficient number, since it is larger than the sum of its proper divisors (276035489).

2525651551 is a wasteful number, since it uses less digits than its factorization.

2525651551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57366.

The product of its digits is 75000, while the sum is 37.

The square root of 2525651551 is about 50255.8608621920. The cubic root of 2525651551 is about 1361.8349566020.

The spelling of 2525651551 in words is "two billion, five hundred twenty-five million, six hundred fifty-one thousand, five hundred fifty-one".