6493678743 has 16 divisors (see below), whose sum is σ = 8688441600. Its totient is φ = 4314038400.

The previous prime is 6493678739. The next prime is 6493678759. The reversal of 6493678743 is 3478763946.

It is a happy number.

It is not a de Polignac number, because 6493678743 - 2² = 6493678739 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6493678733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2316943 + ... + 2319743.

It is an arithmetic number, because the mean of its divisors is an integer number (543027600).

Almost surely, 2^6493678743 is an apocalyptic number.

6493678743 is a deficient number, since it is larger than the sum of its proper divisors (2194762857).

6493678743 is a wasteful number, since it uses less digits than its factorization.

6493678743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5222.

The product of its digits is 18289152, while the sum is 57.

The square root of 6493678743 is about 80583.3651754504. The cubic root of 6493678743 is about 1865.6504036686.

The spelling of 6493678743 in words is "six billion, four hundred ninety-three million, six hundred seventy-eight thousand, seven hundred forty-three".