2505300261 has 8 divisors (see below), whose sum is σ = 3341792064. Its totient is φ = 1669504320.

The previous prime is 2505300241. The next prime is 2505300263. The reversal of 2505300261 is 1620035052.

2505300261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2505300261 - 2⁶ = 2505300197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505300263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165505 + ... + 180006.

It is an arithmetic number, because the mean of its divisors is an integer number (417724008).

Almost surely, 2^2505300261 is an apocalyptic number.

It is an amenable number.

2505300261 is a deficient number, since it is larger than the sum of its proper divisors (836491803).

2505300261 is a wasteful number, since it uses less digits than its factorization.

2505300261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347931.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 2505300261 is about 50052.9745469737. The cubic root of 2505300261 is about 1358.1672727234.

The spelling of 2505300261 in words is "two billion, five hundred five million, three hundred thousand, two hundred sixty-one".