16560055650 has 48 divisors (see below), whose sum is σ = 41092289568. Its totient is φ = 4413504000.

The previous prime is 16560055643. The next prime is 16560055661. The reversal of 16560055650 is 5655006561.

It is a junction number, because it is equal to n+sod(n) for n = 16560055599 and 16560055608.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241170 + ... + 302130.

It is an arithmetic number, because the mean of its divisors is an integer number (856089366).

Almost surely, 2^16560055650 is an apocalyptic number.

16560055650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16560055650 is an abundant number, since it is smaller than the sum of its proper divisors (24532233918).

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

16560055650 is a wasteful number, since it uses less digits than its factorization.

16560055650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62787 (or 62782 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 16560055650 in words is "sixteen billion, five hundred sixty million, fifty-five thousand, six hundred fifty".