16926135409 has 16 divisors (see below), whose sum is σ = 17343930240. Its totient is φ = 16513073280.

The previous prime is 16926135379. The next prime is 16926135419. The reversal of 16926135409 is 90453162961.

It is a cyclic number.

It is not a de Polignac number, because 16926135409 - 2²⁹ = 16389264497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16926135419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7419349 + ... + 7421629.

It is an arithmetic number, because the mean of its divisors is an integer number (1083995640).

Almost surely, 2^16926135409 is an apocalyptic number.

It is an amenable number.

16926135409 is a deficient number, since it is larger than the sum of its proper divisors (417794831).

16926135409 is a wasteful number, since it uses less digits than its factorization.

16926135409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 16926135409 in words is "sixteen billion, nine hundred twenty-six million, one hundred thirty-five thousand, four hundred nine".