16985154704 has 20 divisors (see below), whose sum is σ = 37609985664. Its totient is φ = 7279351968.

The previous prime is 16985154677. The next prime is 16985154707. The reversal of 16985154704 is 40745158961.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (16985154707) 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, 75826472 + ... + 75826695.

Almost surely, 2^16985154704 is an apocalyptic number.

16985154704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16985154704 is an abundant number, since it is smaller than the sum of its proper divisors (20624830960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16985154704 is a wasteful number, since it uses less digits than its factorization.

16985154704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151653182 (or 151653176 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 16985154704 in words is "sixteen billion, nine hundred eighty-five million, one hundred fifty-four thousand, seven hundred four".