16551792890 has 8 divisors (see below), whose sum is σ = 29793227220. Its totient is φ = 6620717152.

The previous prime is 16551792883. The next prime is 16551792913. The reversal of 16551792890 is 9829715561.

It is a happy number.

16551792890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15968618689 + 583174201 = 126367^2 + 24149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827589635 + ... + 827589654.

Almost surely, 2^16551792890 is an apocalyptic number.

16551792890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16551792890 is a deficient number, since it is larger than the sum of its proper divisors (13241434330).

16551792890 is a wasteful number, since it uses less digits than its factorization.

16551792890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655179296.

The product of its (nonzero) digits is 1360800, while the sum is 53.

The spelling of 16551792890 in words is "sixteen billion, five hundred fifty-one million, seven hundred ninety-two thousand, eight hundred ninety".