16564641130 has 16 divisors (see below), whose sum is σ = 29846703744. Its totient is φ = 6619112080.

The previous prime is 16564641103. The next prime is 16564641139. The reversal of 16564641130 is 3114646561.

It is a self number, because there is not a number n which added to its sum of digits gives 16564641130.

It is not an unprimeable number, because it can be changed into a prime (16564641139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 832726 + ... + 852385.

It is an arithmetic number, because the mean of its divisors is an integer number (1865418984).

Almost surely, 2^16564641130 is an apocalyptic number.

16564641130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16564641130 is a deficient number, since it is larger than the sum of its proper divisors (13282062614).

16564641130 is a wasteful number, since it uses less digits than its factorization.

16564641130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686101.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 16564641130 in words is "sixteen billion, five hundred sixty-four million, six hundred forty-one thousand, one hundred thirty".