16104695860 has 216 divisors, whose sum is σ = 39643328088. Its totient is φ = 5487820800.

The previous prime is 16104695851. The next prime is 16104695881. The reversal of 16104695860 is 6859640161.

It can be written as a sum of positive squares in 12 ways, for example, as 9196426404 + 6908269456 = 95898^2 + 83116^2 .

It is a super-2 number, since 2×16104695860² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16104695860.

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 71 ways as a sum of consecutive naturals, for example, 83443924 + ... + 83444116.

Almost surely, 2^16104695860 is an apocalyptic number.

16104695860 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 16104695860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19821664044).

16104695860 is an abundant number, since it is smaller than the sum of its proper divisors (23538632228).

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

16104695860 is a wasteful number, since it uses less digits than its factorization.

16104695860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 16104695860 in words is "sixteen billion, one hundred four million, six hundred ninety-five thousand, eight hundred sixty".