16864317902 has 8 divisors (see below), whose sum is σ = 25580707200. Its totient is φ = 8337415504.

The previous prime is 16864317893. The next prime is 16864317929. The reversal of 16864317902 is 20971346861.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47371502 + ... + 47371857.

It is an arithmetic number, because the mean of its divisors is an integer number (3197588400).

Almost surely, 2^16864317902 is an apocalyptic number.

16864317902 is a deficient number, since it is larger than the sum of its proper divisors (8716389298).

16864317902 is an equidigital number, since it uses as much as digits as its factorization.

16864317902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94743450.

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 16864317902 in words is "sixteen billion, eight hundred sixty-four million, three hundred seventeen thousand, nine hundred two".