2520605441 has 16 divisors (see below), whose sum is σ = 2676672000. Its totient is φ = 2369683008.

The previous prime is 2520605411. The next prime is 2520605491. The reversal of 2520605441 is 1445060252.

It is a cyclic number.

It is not a de Polignac number, because 2520605441 - 2⁶ = 2520605377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2520605411) 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, 266591 + ... + 275883.

It is an arithmetic number, because the mean of its divisors is an integer number (167292000).

Almost surely, 2^2520605441 is an apocalyptic number.

It is an amenable number.

2520605441 is a deficient number, since it is larger than the sum of its proper divisors (156066559).

2520605441 is a wasteful number, since it uses less digits than its factorization.

2520605441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9568.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 2520605441 is about 50205.6315665882. The cubic root of 2520605441 is about 1360.9273953195.

Adding to 2520605441 its reverse (1445060252), we get a palindrome (3965665693).

The spelling of 2520605441 in words is "two billion, five hundred twenty million, six hundred five thousand, four hundred forty-one".