64360013712 has 160 divisors (see below), whose sum is σ = 174926970624. Its totient is φ = 20371046400.

The previous prime is 64360013677. The next prime is 64360013723. The reversal of 64360013712 is 21731006346.

It is a super-2 number, since 2×64360013712² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11641893 + ... + 11647419.

Almost surely, 2^64360013712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64360013712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87463485312).

64360013712 is an abundant number, since it is smaller than the sum of its proper divisors (110566956912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64360013712 is a wasteful number, since it uses less digits than its factorization.

64360013712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737 (or 5731 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The spelling of 64360013712 in words is "sixty-four billion, three hundred sixty million, thirteen thousand, seven hundred twelve".