2525220551 has 8 divisors (see below), whose sum is σ = 2886332064. Its totient is φ = 2164200480.

The previous prime is 2525220539. The next prime is 2525220571. The reversal of 2525220551 is 1550225252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525220551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525220571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53201 + ... + 88773.

It is an arithmetic number, because the mean of its divisors is an integer number (360791508).

Almost surely, 2^2525220551 is an apocalyptic number.

2525220551 is a deficient number, since it is larger than the sum of its proper divisors (361111513).

2525220551 is a wasteful number, since it uses less digits than its factorization.

2525220551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45721.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 2525220551 is about 50251.5726221578. The cubic root of 2525220551 is about 1361.7574869214.

The spelling of 2525220551 in words is "two billion, five hundred twenty-five million, two hundred twenty thousand, five hundred fifty-one".