16560772026 has 16 divisors (see below), whose sum is σ = 33664520928. Its totient is φ = 5429761200.

The previous prime is 16560771989. The next prime is 16560772049. The reversal of 16560772026 is 62027706561.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22623640 + ... + 22624371.

It is an arithmetic number, because the mean of its divisors is an integer number (2104032558).

Almost surely, 2^16560772026 is an apocalyptic number.

16560772026 is an abundant number, since it is smaller than the sum of its proper divisors (17103748902).

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

16560772026 is a wasteful number, since it uses less digits than its factorization.

16560772026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45248077.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 16560772026 in words is "sixteen billion, five hundred sixty million, seven hundred seventy-two thousand, twenty-six".