6343430648 has 8 divisors (see below), whose sum is σ = 11893932480. Its totient is φ = 3171715320.

The previous prime is 6343430591. The next prime is 6343430683. The reversal of 6343430648 is 8460343436.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×6343430648² = 80478224771971399808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 396464408 + ... + 396464423.

It is an arithmetic number, because the mean of its divisors is an integer number (1486741560).

Almost surely, 2^6343430648 is an apocalyptic number.

It is an amenable number.

6343430648 is a deficient number, since it is larger than the sum of its proper divisors (5550501832).

6343430648 is a wasteful number, since it uses less digits than its factorization.

6343430648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792928837 (or 792928833 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

The square root of 6343430648 is about 79645.6568056288. The cubic root of 6343430648 is about 1851.1490935645.

The spelling of 6343430648 in words is "six billion, three hundred forty-three million, four hundred thirty thousand, six hundred forty-eight".