16835396901 has 4 divisors (see below), whose sum is σ = 22447195872. Its totient is φ = 11223597932.

The previous prime is 16835396891. The next prime is 16835396911. The reversal of 16835396901 is 10969353861.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (16835396891) and next prime (16835396911).

It is a cyclic number.

It is not a de Polignac number, because 16835396901 - 2¹⁷ = 16835265829 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16835396911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2805899481 + ... + 2805899486.

It is an arithmetic number, because the mean of its divisors is an integer number (5611798968).

Almost surely, 2^16835396901 is an apocalyptic number.

It is an amenable number.

16835396901 is a deficient number, since it is larger than the sum of its proper divisors (5611798971).

16835396901 is an equidigital number, since it uses as much as digits as its factorization.

16835396901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5611798970.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 16835396901 in words is "sixteen billion, eight hundred thirty-five million, three hundred ninety-six thousand, nine hundred one".