6429304645 has 16 divisors (see below), whose sum is σ = 8172973440. Its totient is φ = 4841688384.

The previous prime is 6429304631. The next prime is 6429304663. The reversal of 6429304645 is 5464039246.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6429304645 - 2¹⁷ = 6429173573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200617 + ... + 230446.

It is an arithmetic number, because the mean of its divisors is an integer number (510810840).

Almost surely, 2^6429304645 is an apocalyptic number.

It is an amenable number.

6429304645 is a deficient number, since it is larger than the sum of its proper divisors (1743668795).

6429304645 is a wasteful number, since it uses less digits than its factorization.

6429304645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431244.

The product of its (nonzero) digits is 622080, while the sum is 43.

The square root of 6429304645 is about 80182.9448511340. The cubic root of 6429304645 is about 1859.4649716584.

The spelling of 6429304645 in words is "six billion, four hundred twenty-nine million, three hundred four thousand, six hundred forty-five".