16416663498 has 24 divisors (see below), whose sum is σ = 36886825248. Its totient is φ = 5472221004.

The previous prime is 16416663481. The next prime is 16416663503. The reversal of 16416663498 is 89436661461.

16416663498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16889086 + ... + 16890057.

It is an arithmetic number, because the mean of its divisors is an integer number (1536951052).

Almost surely, 2^16416663498 is an apocalyptic number.

16416663498 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

16416663498 is an abundant number, since it is smaller than the sum of its proper divisors (20470161750).

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

16416663498 is an equidigital number, since it uses as much as digits as its factorization.

16416663498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33779160 (or 33779148 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The spelling of 16416663498 in words is "sixteen billion, four hundred sixteen million, six hundred sixty-three thousand, four hundred ninety-eight".