2400545543 has 16 divisors (see below), whose sum is σ = 2720532480. Its totient is φ = 2098418400.

The previous prime is 2400545513. The next prime is 2400545561. The reversal of 2400545543 is 3455450042.

2400545543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2400545543 - 2¹² = 2400541447 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 (2400545513) 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, 31118 + ... + 75956.

It is an arithmetic number, because the mean of its divisors is an integer number (170033280).

Almost surely, 2^2400545543 is an apocalyptic number.

2400545543 is a deficient number, since it is larger than the sum of its proper divisors (319986937).

2400545543 is a wasteful number, since it uses less digits than its factorization.

2400545543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45038.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 2400545543 is about 48995.3624642170. The cubic root of 2400545543 is about 1338.9673381621.

Adding to 2400545543 its reverse (3455450042), we get a palindrome (5855995585).

The spelling of 2400545543 in words is "two billion, four hundred million, five hundred forty-five thousand, five hundred forty-three".