6746815471 has 4 divisors (see below), whose sum is σ = 7360162344. Its totient is φ = 6133468600.

The previous prime is 6746815463. The next prime is 6746815487. The reversal of 6746815471 is 1745186476.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6746815471 - 2³ = 6746815463 is a prime.

It is a super-3 number, since 3×6746815471³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6746815441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306673420 + ... + 306673441.

It is an arithmetic number, because the mean of its divisors is an integer number (1840040586).

Almost surely, 2^6746815471 is an apocalyptic number.

6746815471 is a deficient number, since it is larger than the sum of its proper divisors (613346873).

6746815471 is a wasteful number, since it uses less digits than its factorization.

6746815471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613346872.

The product of its digits is 1128960, while the sum is 49.

The square root of 6746815471 is about 82139.0009130863. Note that the first 3 decimals coincide. The cubic root of 6746815471 is about 1889.5843240085.

The spelling of 6746815471 in words is "six billion, seven hundred forty-six million, eight hundred fifteen thousand, four hundred seventy-one".