426500006909 has 8 divisors (see below), whose sum is σ = 440278881792. Its totient is φ = 412722432720.

The previous prime is 426500006897. The next prime is 426500006941. The reversal of 426500006909 is 909600005624.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426500006909 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 (426500006209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364472 + ... + 992894.

It is an arithmetic number, because the mean of its divisors is an integer number (55034860224).

Almost surely, 2^426500006909 is an apocalyptic number.

It is an amenable number.

426500006909 is a deficient number, since it is larger than the sum of its proper divisors (13778874883).

426500006909 is a wasteful number, since it uses less digits than its factorization.

426500006909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650347.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 426500006909 in words is "four hundred twenty-six billion, five hundred million, six thousand, nine hundred nine".