64017447675 has 12 divisors (see below), whose sum is σ = 105842180280. Its totient is φ = 34142638720.

The previous prime is 64017447673. The next prime is 64017447691. The reversal of 64017447675 is 57674471046.

It is a happy number.

It is not a de Polignac number, because 64017447675 - 2¹ = 64017447673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64017447673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 426782910 + ... + 426783059.

It is an arithmetic number, because the mean of its divisors is an integer number (8820181690).

Almost surely, 2^64017447675 is an apocalyptic number.

64017447675 is a deficient number, since it is larger than the sum of its proper divisors (41824732605).

64017447675 is a wasteful number, since it uses less digits than its factorization.

64017447675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853565982 (or 853565977 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 64017447675 in words is "sixty-four billion, seventeen million, four hundred forty-seven thousand, six hundred seventy-five".