16870321359 has 32 divisors (see below), whose sum is σ = 26115724800. Its totient is φ = 10743036480.

The previous prime is 16870321343. The next prime is 16870321367. The reversal of 16870321359 is 95312307861.

It is not a de Polignac number, because 16870321359 - 2⁴ = 16870321343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16870321339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 440539 + ... + 477299.

It is an arithmetic number, because the mean of its divisors is an integer number (816116400).

Almost surely, 2^16870321359 is an apocalyptic number.

16870321359 is a deficient number, since it is larger than the sum of its proper divisors (9245403441).

16870321359 is a wasteful number, since it uses less digits than its factorization.

16870321359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37532 (or 37526 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 16870321359 in words is "sixteen billion, eight hundred seventy million, three hundred twenty-one thousand, three hundred fifty-nine".