16717109540 has 12 divisors (see below), whose sum is σ = 35105930076. Its totient is φ = 6686843808.

The previous prime is 16717109503. The next prime is 16717109557. The reversal of 16717109540 is 4590171761.

16717109540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9021960256 + 7695149284 = 94984^2 + 87722^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417927719 + ... + 417927758.

It is an arithmetic number, because the mean of its divisors is an integer number (2925494173).

Almost surely, 2^16717109540 is an apocalyptic number.

16717109540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16717109540 is an abundant number, since it is smaller than the sum of its proper divisors (18388820536).

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

16717109540 is a wasteful number, since it uses less digits than its factorization.

16717109540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835855486 (or 835855484 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 41.

The spelling of 16717109540 in words is "sixteen billion, seven hundred seventeen million, one hundred nine thousand, five hundred forty".