6456341646 has 24 divisors (see below), whose sum is σ = 14005173000. Its totient is φ = 2149585776.

The previous prime is 6456341629. The next prime is 6456341657. The reversal of 6456341646 is 6461436546.

6456341646 is a `hidden beast` number, since 6 + 4 + 5 + 634 + 1 + 6 + 4 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194896 + ... + 225603.

It is an arithmetic number, because the mean of its divisors is an integer number (583548875).

Almost surely, 2^6456341646 is an apocalyptic number.

6456341646 is an abundant number, since it is smaller than the sum of its proper divisors (7548831354).

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

6456341646 is a wasteful number, since it uses less digits than its factorization.

6456341646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421360 (or 421357 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The square root of 6456341646 is about 80351.3636847565. The cubic root of 6456341646 is about 1862.0678476425.

The spelling of 6456341646 in words is "six billion, four hundred fifty-six million, three hundred forty-one thousand, six hundred forty-six".