16677039798 has 48 divisors (see below), whose sum is σ = 37193195520. Its totient is φ = 5397861168.

The previous prime is 16677039781. The next prime is 16677039811. The reversal of 16677039798 is 89793077661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29833 + ... + 185051.

It is an arithmetic number, because the mean of its divisors is an integer number (774858240).

Almost surely, 2^16677039798 is an apocalyptic number.

16677039798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

16677039798 is an abundant number, since it is smaller than the sum of its proper divisors (20516155722).

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

16677039798 is a wasteful number, since it uses less digits than its factorization.

16677039798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155401 (or 155398 counting only the distinct ones).

The product of its (nonzero) digits is 24004512, while the sum is 63.

The spelling of 16677039798 in words is "sixteen billion, six hundred seventy-seven million, thirty-nine thousand, seven hundred ninety-eight".