840013877241 has 32 divisors (see below), whose sum is σ = 1551540787200. Its totient is φ = 436370844240.

The previous prime is 840013877233. The next prime is 840013877251. The reversal of 840013877241 is 142778310048.

840013877241 is a `hidden beast` number, since 8 + 400 + 138 + 7 + 72 + 41 = 666.

It is not a de Polignac number, because 840013877241 - 2³ = 840013877233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (840013877251) 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 31 ways as a sum of consecutive naturals, for example, 202021461 + ... + 202025618.

It is an arithmetic number, because the mean of its divisors is an integer number (48485649600).

Almost surely, 2^840013877241 is an apocalyptic number.

It is an amenable number.

840013877241 is a deficient number, since it is larger than the sum of its proper divisors (711526909959).

840013877241 is a wasteful number, since it uses less digits than its factorization.

840013877241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404047106 (or 404047100 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 45.

The spelling of 840013877241 in words is "eight hundred forty billion, thirteen million, eight hundred seventy-seven thousand, two hundred forty-one".