16698484800 has 672 divisors, whose sum is σ = 64725539840. Its totient is φ = 4180377600.

The previous prime is 16698484757. The next prime is 16698484801. The reversal of 16698484800 is 848489661.

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

It is not an unprimeable number, because it can be changed into a prime (16698484801) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 49550232 + ... + 49550568.

Almost surely, 2^16698484800 is an apocalyptic number.

16698484800 is a gapful number since it is divisible by the number (10) 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 16698484800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32362769920).

16698484800 is an abundant number, since it is smaller than the sum of its proper divisors (48027055040).

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

16698484800 is a wasteful number, since it uses less digits than its factorization.

16698484800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The spelling of 16698484800 in words is "sixteen billion, six hundred ninety-eight million, four hundred eighty-four thousand, eight hundred".