6430453646 has 8 divisors (see below), whose sum is σ = 9646441464. Its totient is φ = 3214973160.

The previous prime is 6430453639. The next prime is 6430453657. The reversal of 6430453646 is 6463540346.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93380 + ... + 146903.

It is an arithmetic number, because the mean of its divisors is an integer number (1205805183).

Almost surely, 2^6430453646 is an apocalyptic number.

6430453646 is a deficient number, since it is larger than the sum of its proper divisors (3215987818).

6430453646 is a wasteful number, since it uses less digits than its factorization.

6430453646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253666.

The product of its (nonzero) digits is 622080, while the sum is 41.

The square root of 6430453646 is about 80190.1094025940. The cubic root of 6430453646 is about 1859.5757353137.

The spelling of 6430453646 in words is "six billion, four hundred thirty million, four hundred fifty-three thousand, six hundred forty-six".