6840126273 has 24 divisors (see below), whose sum is σ = 9759092832. Its totient is φ = 4260442624.

The previous prime is 6840126269. The next prime is 6840126277. The reversal of 6840126273 is 3726210486.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6840126269) and next prime (6840126277).

It is not a de Polignac number, because 6840126273 - 2² = 6840126269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6840126277) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89986 + ... + 147572.

It is an arithmetic number, because the mean of its divisors is an integer number (406628868).

Almost surely, 2^6840126273 is an apocalyptic number.

It is an amenable number.

6840126273 is a deficient number, since it is larger than the sum of its proper divisors (2918966559).

6840126273 is a wasteful number, since it uses less digits than its factorization.

6840126273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57761 (or 57744 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 6840126273 is about 82705.0559095392. The cubic root of 6840126273 is about 1898.2556726726.

The spelling of 6840126273 in words is "six billion, eight hundred forty million, one hundred twenty-six thousand, two hundred seventy-three".