2455665541 has 16 divisors (see below), whose sum is σ = 2990813184. Its totient is φ = 1970497584.

The previous prime is 2455665529. The next prime is 2455665547. The reversal of 2455665541 is 1455665542.

It is not a de Polignac number, because 2455665541 - 2¹⁷ = 2455534469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455665547) 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 15 ways as a sum of consecutive naturals, for example, 154695 + ... + 169828.

It is an arithmetic number, because the mean of its divisors is an integer number (186925824).

Almost surely, 2^2455665541 is an apocalyptic number.

It is an amenable number.

2455665541 is a deficient number, since it is larger than the sum of its proper divisors (535147643).

2455665541 is a wasteful number, since it uses less digits than its factorization.

2455665541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324600.

The product of its digits is 720000, while the sum is 43.

The square root of 2455665541 is about 49554.6722418785. The cubic root of 2455665541 is about 1349.1380947368.

Subtracting from 2455665541 its reverse (1455665542), we obtain a palindrome (999999999).

The spelling of 2455665541 in words is "two billion, four hundred fifty-five million, six hundred sixty-five thousand, five hundred forty-one".