6477021742 has 8 divisors (see below), whose sum is σ = 9731754000. Its totient is φ = 3233103744.

The previous prime is 6477021703. The next prime is 6477021763. The reversal of 6477021742 is 2471207746.

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

It is a junction number, because it is equal to n+sod(n) for n = 6477021695 and 6477021704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2702067 + ... + 2704462.

It is an arithmetic number, because the mean of its divisors is an integer number (1216469250).

Almost surely, 2^6477021742 is an apocalyptic number.

6477021742 is a deficient number, since it is larger than the sum of its proper divisors (3254732258).

6477021742 is a wasteful number, since it uses less digits than its factorization.

6477021742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407130.

The product of its (nonzero) digits is 131712, while the sum is 40.

The square root of 6477021742 is about 80479.9462102206. The cubic root of 6477021742 is about 1864.0538381961.

The spelling of 6477021742 in words is "six billion, four hundred seventy-seven million, twenty-one thousand, seven hundred forty-two".