2404131345 has 72 divisors (see below), whose sum is σ = 5288250240. Its totient is φ = 999109440.

The previous prime is 2404131311. The next prime is 2404131371. The reversal of 2404131345 is 5431314042.

It is a happy number.

2404131345 is a `hidden beast` number, since 240 + 413 + 1 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 2404131345 - 2¹¹ = 2404129297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 25305 + ... + 73814.

It is an arithmetic number, because the mean of its divisors is an integer number (73447920).

Almost surely, 2^2404131345 is an apocalyptic number.

It is an amenable number.

2404131345 is an abundant number, since it is smaller than the sum of its proper divisors (2884118895).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2404131345 is a wasteful number, since it uses less digits than its factorization.

2404131345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99155 (or 99145 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2404131345 is about 49031.9420888057. The cubic root of 2404131345 is about 1339.6336982360.

Adding to 2404131345 its reverse (5431314042), we get a palindrome (7835445387).

The spelling of 2404131345 in words is "two billion, four hundred four million, one hundred thirty-one thousand, three hundred forty-five".