6401756674 has 16 divisors (see below), whose sum is σ = 10190471328. Its totient is φ = 3005783872.

The previous prime is 6401756671. The next prime is 6401756689. The reversal of 6401756674 is 4766571046.

It is not an unprimeable number, because it can be changed into a prime (6401756671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197452 + ... + 227575.

It is an arithmetic number, because the mean of its divisors is an integer number (636904458).

Almost surely, 2^6401756674 is an apocalyptic number.

6401756674 is a deficient number, since it is larger than the sum of its proper divisors (3788714654).

6401756674 is a wasteful number, since it uses less digits than its factorization.

6401756674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425489.

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 6401756674 is about 80010.9784592090. The cubic root of 6401756674 is about 1856.8053878726.

The spelling of 6401756674 in words is "six billion, four hundred one million, seven hundred fifty-six thousand, six hundred seventy-four".