16795536640 has 72 divisors (see below), whose sum is σ = 40547727360. Its totient is φ = 6665250816.

The previous prime is 16795536619. The next prime is 16795536643. The reversal of 16795536640 is 4663559761.

It is a super-3 number, since 3×16795536640³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16795536643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110901 + ... + 214219.

It is an arithmetic number, because the mean of its divisors is an integer number (563162880).

Almost surely, 2^16795536640 is an apocalyptic number.

16795536640 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 16795536640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20273863680).

16795536640 is an abundant number, since it is smaller than the sum of its proper divisors (23752190720).

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

16795536640 is a wasteful number, since it uses less digits than its factorization.

16795536640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103467 (or 103453 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 16795536640 in words is "sixteen billion, seven hundred ninety-five million, five hundred thirty-six thousand, six hundred forty".