6476979943 has 8 divisors (see below), whose sum is σ = 7402931712. Its totient is φ = 5551195416.

The previous prime is 6476979931. The next prime is 6476979959. The reversal of 6476979943 is 3499796746.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6476979943 - 2⁵ = 6476979911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6476979983) 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, 56646 + ... + 127132.

It is an arithmetic number, because the mean of its divisors is an integer number (925366464).

Almost surely, 2^6476979943 is an apocalyptic number.

6476979943 is a deficient number, since it is larger than the sum of its proper divisors (925951769).

6476979943 is a wasteful number, since it uses less digits than its factorization.

6476979943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83621.

The product of its digits is 61725888, while the sum is 64.

The square root of 6476979943 is about 80479.6865239919. The cubic root of 6476979943 is about 1864.0498283411.

The spelling of 6476979943 in words is "six billion, four hundred seventy-six million, nine hundred seventy-nine thousand, nine hundred forty-three".