1064675746647 has 32 divisors (see below), whose sum is σ = 1660707756800. Its totient is φ = 672266933856.

The previous prime is 1064675746639. The next prime is 1064675746663. The reversal of 1064675746647 is 7466475764601.

It is a happy number.

1064675746647 is a `hidden beast` number, since 1 + 0 + 6 + 467 + 5 + 74 + 66 + 47 = 666.

It is not a de Polignac number, because 1064675746647 - 2³ = 1064675746639 is a prime.

It is a super-3 number, since 3×1064675746647³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064675746627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1932093 + ... + 2421225.

It is an arithmetic number, because the mean of its divisors is an integer number (51897117400).

Almost surely, 2^{1064675746647} is an apocalyptic number.

1064675746647 is a deficient number, since it is larger than the sum of its proper divisors (596032010153).

1064675746647 is a wasteful number, since it uses less digits than its factorization.

1064675746647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493404 (or 493398 counting only the distinct ones).

The product of its (nonzero) digits is 142248960, while the sum is 63.

The spelling of 1064675746647 in words is "one trillion, sixty-four billion, six hundred seventy-five million, seven hundred forty-six thousand, six hundred forty-seven".