2402540040105 has 24 divisors (see below), whose sum is σ = 4383581829120. Its totient is φ = 1213914967200.

The previous prime is 2402540040101. The next prime is 2402540040157. The reversal of 2402540040105 is 5010400452042.

2402540040105 is a `hidden beast` number, since 2 + 4 + 0 + 254 + 0 + 0 + 401 + 0 + 5 = 666.

It is not a de Polignac number, because 2402540040105 - 2² = 2402540040101 is a prime.

It is a super-2 number, since 2×2402540040105² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2402540040101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1404993321 + ... + 1404995030.

It is an arithmetic number, because the mean of its divisors is an integer number (182649242880).

Almost surely, 2^{2402540040105} is an apocalyptic number.

It is an amenable number.

2402540040105 is a deficient number, since it is larger than the sum of its proper divisors (1981041789015).

2402540040105 is a wasteful number, since it uses less digits than its factorization.

2402540040105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2809988381 (or 2809988378 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 2402540040105 its reverse (5010400452042), we get a palindrome (7412940492147).

The spelling of 2402540040105 in words is "two trillion, four hundred two billion, five hundred forty million, forty thousand, one hundred five".