6730743123 has 24 divisors (see below), whose sum is σ = 10474017008. Its totient is φ = 4140424512.

The previous prime is 6730743113. The next prime is 6730743137. The reversal of 6730743123 is 3213470376.

It is not a de Polignac number, because 6730743123 - 2⁵ = 6730743091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6730743113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 349461 + ... + 368217.

Almost surely, 2^6730743123 is an apocalyptic number.

6730743123 is a deficient number, since it is larger than the sum of its proper divisors (3743273885).

6730743123 is a wasteful number, since it uses less digits than its factorization.

6730743123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21843 (or 21840 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 6730743123 is about 82041.1063004394. The cubic root of 6730743123 is about 1888.0826671698.

The spelling of 6730743123 in words is "six billion, seven hundred thirty million, seven hundred forty-three thousand, one hundred twenty-three".