6426030505 has 8 divisors (see below), whose sum is σ = 7755811272. Its totient is φ = 5111107968.

The previous prime is 6426030497. The next prime is 6426030521. The reversal of 6426030505 is 5050306246.

It can be written as a sum of positive squares in 4 ways, for example, as 2213890704 + 4212139801 = 47052^2 + 64901^2 .

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 6426030505 - 2³ = 6426030497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3713604 + ... + 3715333.

It is an arithmetic number, because the mean of its divisors is an integer number (969476409).

Almost surely, 2^6426030505 is an apocalyptic number.

It is an amenable number.

6426030505 is a deficient number, since it is larger than the sum of its proper divisors (1329780767).

6426030505 is a wasteful number, since it uses less digits than its factorization.

6426030505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7429115.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 6426030505 is about 80162.5255652540. The cubic root of 6426030505 is about 1859.1492722819.

The spelling of 6426030505 in words is "six billion, four hundred twenty-six million, thirty thousand, five hundred five".