6430023646 has 8 divisors (see below), whose sum is σ = 9645380640. Its totient is φ = 3214896768.

The previous prime is 6430023641. The next prime is 6430023647. The reversal of 6430023646 is 6463200346.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6430023641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61995 + ... + 129241.

It is an arithmetic number, because the mean of its divisors is an integer number (1205672580).

Almost surely, 2^6430023646 is an apocalyptic number.

6430023646 is a deficient number, since it is larger than the sum of its proper divisors (3215356994).

6430023646 is a wasteful number, since it uses less digits than its factorization.

6430023646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115058.

The product of its (nonzero) digits is 62208, while the sum is 34.

The square root of 6430023646 is about 80187.4282291183. The cubic root of 6430023646 is about 1859.5342848741.

The spelling of 6430023646 in words is "six billion, four hundred thirty million, twenty-three thousand, six hundred forty-six".