14639064064 has 99 divisors (see below), whose sum is σ = 31041078507. Its totient is φ = 6899447808.

The previous prime is 14639064061. The next prime is 14639064107. The reversal of 14639064064 is 46046093641.

The square root of 14639064064 is 120992.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14639064064.

It is not an unprimeable number, because it can be changed into a prime (14639064061) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 73563037 + ... + 73563235.

Almost surely, 2^14639064064 is an apocalyptic number.

14639064064 is the 120992-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14639064064

14639064064 is an abundant number, since it is smaller than the sum of its proper divisors (16402014443).

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

14639064064 is an frugal number, since it uses more digits than its factorization.

14639064064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 14639064064 in words is "fourteen billion, six hundred thirty-nine million, sixty-four thousand, sixty-four".