6477379920630 has 48 divisors (see below), whose sum is σ = 17030414643840. Its totient is φ = 1707893430144.

The previous prime is 6477379920611. The next prime is 6477379920659. The reversal of 6477379920630 is 360299737746.

6477379920630 is a `hidden beast` number, since 6 + 477 + 3 + 79 + 92 + 0 + 6 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 404322822 + ... + 404338841.

It is an arithmetic number, because the mean of its divisors is an integer number (354800305080).

Almost surely, 2^{6477379920630} is an apocalyptic number.

6477379920630 is an abundant number, since it is smaller than the sum of its proper divisors (10553034723210).

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

6477379920630 is a wasteful number, since it uses less digits than its factorization.

6477379920630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808661765 (or 808661762 counting only the distinct ones).

The product of its (nonzero) digits is 72013536, while the sum is 63.

The spelling of 6477379920630 in words is "six trillion, four hundred seventy-seven billion, three hundred seventy-nine million, nine hundred twenty thousand, six hundred thirty".