6411478423309 has 8 divisors (see below), whose sum is σ = 6419866699008. Its totient is φ = 6403092762000.

The previous prime is 6411478423307. The next prime is 6411478423349. The reversal of 6411478423309 is 9033248741146.

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 6411478423309 - 2¹ = 6411478423307 is a prime.

It is a super-2 number, since 2×6411478423309² (a number of 26 digits) 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 (6411478423307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4278684 + ... + 5579434.

It is an arithmetic number, because the mean of its divisors is an integer number (802483337376).

Almost surely, 2^{6411478423309} is an apocalyptic number.

It is an amenable number.

6411478423309 is a deficient number, since it is larger than the sum of its proper divisors (8388275699).

6411478423309 is a wasteful number, since it uses less digits than its factorization.

6411478423309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307195.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 6411478423309 in words is "six trillion, four hundred eleven billion, four hundred seventy-eight million, four hundred twenty-three thousand, three hundred nine".