16163225810 has 8 divisors (see below), whose sum is σ = 29093806476. Its totient is φ = 6465290320.

The previous prime is 16163225809. The next prime is 16163225833. The reversal of 16163225810 is 1852236161.

It can be written as a sum of positive squares in 2 ways, for example, as 15370296529 + 792929281 = 123977^2 + 28159^2 .

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

It is a super-2 number, since 2×16163225810² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 808161281 + ... + 808161300.

Almost surely, 2^16163225810 is an apocalyptic number.

16163225810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16163225810 is a deficient number, since it is larger than the sum of its proper divisors (12930580666).

16163225810 is a wasteful number, since it uses less digits than its factorization.

16163225810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616322588.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 16163225810 in words is "sixteen billion, one hundred sixty-three million, two hundred twenty-five thousand, eight hundred ten".