16795198520 has 16 divisors (see below), whose sum is σ = 37789196760. Its totient is φ = 6718079392.

The previous prime is 16795198513. The next prime is 16795198531. The reversal of 16795198520 is 2589159761.

It is a happy number.

It is a congruent number.

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, 209939942 + ... + 209940021.

Almost surely, 2^16795198520 is an apocalyptic number.

16795198520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16795198520 is an abundant number, since it is smaller than the sum of its proper divisors (20993998240).

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

16795198520 is a wasteful number, since it uses less digits than its factorization.

16795198520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419879974 (or 419879970 counting only the distinct ones).

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

The spelling of 16795198520 in words is "sixteen billion, seven hundred ninety-five million, one hundred ninety-eight thousand, five hundred twenty".