2405340242736 has 40 divisors (see below), whose sum is σ = 6220117006080. Its totient is φ = 800964419136.

The previous prime is 2405340242693. The next prime is 2405340242737. The reversal of 2405340242736 is 6372420435042.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2405340242737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25441756 + ... + 25536123.

It is an arithmetic number, because the mean of its divisors is an integer number (155502925152).

Almost surely, 2^{2405340242736} is an apocalyptic number.

It is an amenable number.

2405340242736 is an abundant number, since it is smaller than the sum of its proper divisors (3814776763344).

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

2405340242736 is a wasteful number, since it uses less digits than its factorization.

2405340242736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50978873 (or 50978867 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 42.

Adding to 2405340242736 its reverse (6372420435042), we get a palindrome (8777760677778).

The spelling of 2405340242736 in words is "two trillion, four hundred five billion, three hundred forty million, two hundred forty-two thousand, seven hundred thirty-six".