16903377468 has 72 divisors (see below), whose sum is σ = 43348104800. Its totient is φ = 5552810496.

The previous prime is 16903377427. The next prime is 16903377479. The reversal of 16903377468 is 86477330961.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5488353 + ... + 5491431.

Almost surely, 2^16903377468 is an apocalyptic number.

16903377468 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16903377468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21674052400).

16903377468 is an abundant number, since it is smaller than the sum of its proper divisors (26444727332).

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

16903377468 is a wasteful number, since it uses less digits than its factorization.

16903377468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5251 (or 5246 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 16903377468 in words is "sixteen billion, nine hundred three million, three hundred seventy-seven thousand, four hundred sixty-eight".