2445582261 has 8 divisors (see below), whose sum is σ = 3263177664. Its totient is φ = 1629187520.

The previous prime is 2445582247. The next prime is 2445582287. The reversal of 2445582261 is 1622855442.

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

It is a cyclic number.

It is not a de Polignac number, because 2445582261 - 2⁶ = 2445582197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2445582361) 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, 295401 + ... + 303566.

It is an arithmetic number, because the mean of its divisors is an integer number (407897208).

Almost surely, 2^2445582261 is an apocalyptic number.

It is an amenable number.

2445582261 is a deficient number, since it is larger than the sum of its proper divisors (817595403).

2445582261 is a wasteful number, since it uses less digits than its factorization.

2445582261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600331.

The product of its digits is 153600, while the sum is 39.

The square root of 2445582261 is about 49452.8286450836. The cubic root of 2445582261 is about 1347.2889830806.

The spelling of 2445582261 in words is "two billion, four hundred forty-five million, five hundred eighty-two thousand, two hundred sixty-one".