21064941714 has 32 divisors (see below), whose sum is σ = 42535658880. Its totient is φ = 6954662160.

The previous prime is 21064941683. The next prime is 21064941721. The reversal of 21064941714 is 41714946012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7768819 + ... + 7771529.

It is an arithmetic number, because the mean of its divisors is an integer number (1329239340).

Almost surely, 2^21064941714 is an apocalyptic number.

21064941714 is an abundant number, since it is smaller than the sum of its proper divisors (21470717166).

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

21064941714 is an frugal number, since it uses more digits than its factorization.

21064941714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043 (or 2825 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 21064941714 in words is "twenty-one billion, sixty-four million, nine hundred forty-one thousand, seven hundred fourteen".