6417074945 has 4 divisors (see below), whose sum is σ = 7700489940. Its totient is φ = 5133659952.

The previous prime is 6417074929. The next prime is 6417074969. The reversal of 6417074945 is 5494707146.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4529693809 + 1887381136 = 67303^2 + 43444^2 .

It is a cyclic number.

It is not a de Polignac number, because 6417074945 - 2⁴ = 6417074929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6417074945.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641707490 + ... + 641707499.

It is an arithmetic number, because the mean of its divisors is an integer number (1925122485).

Almost surely, 2^6417074945 is an apocalyptic number.

It is an amenable number.

6417074945 is a deficient number, since it is larger than the sum of its proper divisors (1283414995).

6417074945 is a wasteful number, since it uses less digits than its factorization.

6417074945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283414994.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 6417074945 is about 80106.6473209309. The cubic root of 6417074945 is about 1858.2852104322.

The spelling of 6417074945 in words is "six billion, four hundred seventeen million, seventy-four thousand, nine hundred forty-five".