64513117714 has 16 divisors (see below), whose sum is σ = 100115530200. Its totient is φ = 31141473664.

The previous prime is 64513117681. The next prime is 64513117727. The reversal of 64513117714 is 41771131546.

It can be written as a sum of positive squares in 4 ways, for example, as 57904240689 + 6608877025 = 240633^2 + 81295^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 699504 + ... + 786340.

Almost surely, 2^64513117714 is an apocalyptic number.

64513117714 is a deficient number, since it is larger than the sum of its proper divisors (35602412486).

64513117714 is a wasteful number, since it uses less digits than its factorization.

64513117714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99677.

The product of its digits is 70560, while the sum is 40.

The spelling of 64513117714 in words is "sixty-four billion, five hundred thirteen million, one hundred seventeen thousand, seven hundred fourteen".