6342531709 has 8 divisors (see below), whose sum is σ = 6385446432. Its totient is φ = 6299689200.

The previous prime is 6342531659. The next prime is 6342531731. The reversal of 6342531709 is 9071352436.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6342531709 - 2²⁹ = 5805660797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6342531509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164382 + ... + 199264.

It is an arithmetic number, because the mean of its divisors is an integer number (798180804).

Almost surely, 2^6342531709 is an apocalyptic number.

It is an amenable number.

6342531709 is a deficient number, since it is larger than the sum of its proper divisors (42914723).

6342531709 is a wasteful number, since it uses less digits than its factorization.

6342531709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36107.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 6342531709 is about 79640.0132408327. The cubic root of 6342531709 is about 1851.0616462079.

The spelling of 6342531709 in words is "six billion, three hundred forty-two million, five hundred thirty-one thousand, seven hundred nine".