6479861382 has 16 divisors (see below), whose sum is σ = 14399692080. Its totient is φ = 2159953776.

The previous prime is 6479861347. The next prime is 6479861411. The reversal of 6479861382 is 2831689746.

6479861382 is a `hidden beast` number, since 6 + 479 + 86 + 13 + 82 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 119997433 = 6479861382 / (6 + 4 + 7 + 9 + 8 + 6 + 1 + 3 + 8 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59998663 + ... + 59998770.

It is an arithmetic number, because the mean of its divisors is an integer number (899980755).

Almost surely, 2^6479861382 is an apocalyptic number.

6479861382 is an abundant number, since it is smaller than the sum of its proper divisors (7919830698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6479861382 is a wasteful number, since it uses less digits than its factorization.

6479861382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119997444 (or 119997438 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 6479861382 is about 80497.5861874131. The cubic root of 6479861382 is about 1864.3262097011.

The spelling of 6479861382 in words is "six billion, four hundred seventy-nine million, eight hundred sixty-one thousand, three hundred eighty-two".