6429343759 has 4 divisors (see below), whose sum is σ = 6506805816. Its totient is φ = 6351881704.

The previous prime is 6429343757. The next prime is 6429343793. The reversal of 6429343759 is 9573439246.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6429343759 - 2¹ = 6429343757 is a prime.

It is a super-2 number, since 2×6429343759² = 82672922342784500162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6429343751) 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, 38730904 + ... + 38731069.

It is an arithmetic number, because the mean of its divisors is an integer number (1626701454).

Almost surely, 2^6429343759 is an apocalyptic number.

6429343759 is a deficient number, since it is larger than the sum of its proper divisors (77462057).

6429343759 is an equidigital number, since it uses as much as digits as its factorization.

6429343759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77462056.

The product of its digits is 4898880, while the sum is 52.

The square root of 6429343759 is about 80183.1887554991. The cubic root of 6429343759 is about 1859.4687424636.

The spelling of 6429343759 in words is "six billion, four hundred twenty-nine million, three hundred forty-three thousand, seven hundred fifty-nine".