16550965360 has 160 divisors (see below), whose sum is σ = 41174775360. Its totient is φ = 6169411584.

The previous prime is 16550965307. The next prime is 16550965381. The reversal of 16550965360 is 6356905561.

It is a self number, because there is not a number n which added to its sum of digits gives 16550965360.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29714202 + ... + 29714758.

It is an arithmetic number, because the mean of its divisors is an integer number (257342346).

Almost surely, 2^16550965360 is an apocalyptic number.

16550965360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16550965360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20587387680).

16550965360 is an abundant number, since it is smaller than the sum of its proper divisors (24623810000).

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

16550965360 is a wasteful number, since it uses less digits than its factorization.

16550965360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 46.

The spelling of 16550965360 in words is "sixteen billion, five hundred fifty million, nine hundred sixty-five thousand, three hundred sixty".