16795517895 has 48 divisors (see below), whose sum is σ = 31363637760. Its totient is φ = 8265397248.

The previous prime is 16795517873. The next prime is 16795517909. The reversal of 16795517895 is 59871559761.

16795517895 is a `hidden beast` number, since 1 + 6 + 7 + 9 + 551 + 78 + 9 + 5 = 666.

It is not a de Polignac number, because 16795517895 - 2⁸ = 16795517639 is a prime.

It is a super-2 number, since 2×16795517895² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2496346 + ... + 2503064.

It is an arithmetic number, because the mean of its divisors is an integer number (653409120).

Almost surely, 2^16795517895 is an apocalyptic number.

16795517895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16795517895 is a deficient number, since it is larger than the sum of its proper divisors (14568119865).

16795517895 is a wasteful number, since it uses less digits than its factorization.

16795517895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11016 (or 11013 counting only the distinct ones).

The product of its digits is 23814000, while the sum is 63.

The spelling of 16795517895 in words is "sixteen billion, seven hundred ninety-five million, five hundred seventeen thousand, eight hundred ninety-five".