16855758419 has 8 divisors (see below), whose sum is σ = 17268577872. Its totient is φ = 16443020160.

The previous prime is 16855758391. The next prime is 16855758431. The reversal of 16855758419 is 91485755861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16855758419 - 2¹⁶ = 16855692883 is a prime.

It is a super-2 number, since 2×16855758419² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16855758919) 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, 809432 + ... + 829994.

It is an arithmetic number, because the mean of its divisors is an integer number (2158572234).

Almost surely, 2^16855758419 is an apocalyptic number.

16855758419 is a deficient number, since it is larger than the sum of its proper divisors (412819453).

16855758419 is a wasteful number, since it uses less digits than its factorization.

16855758419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40597.

The product of its digits is 12096000, while the sum is 59.

The spelling of 16855758419 in words is "sixteen billion, eight hundred fifty-five million, seven hundred fifty-eight thousand, four hundred nineteen".