16398342517200 has 480 divisors, whose sum is σ = 65372306380800. Its totient is φ = 3428472821760.

The previous prime is 16398342517199. The next prime is 16398342517201. The reversal of 16398342517200 is 271524389361.

It is an interprime number because it is at equal distance from previous prime (16398342517199) and next prime (16398342517201).

It is a super-2 number, since 2×16398342517200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16398342517201) 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, 2856909 + ... + 6399891.

It is an arithmetic number, because the mean of its divisors is an integer number (136192304960).

It is a 1-persistent number, because it is pandigital, but 2⋅16398342517200 = 32796685034400 is not.

Almost surely, 2^{16398342517200} is an apocalyptic number.

16398342517200 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 16398342517200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32686153190400).

16398342517200 is an abundant number, since it is smaller than the sum of its proper divisors (48973963863600).

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

16398342517200 is a wasteful number, since it uses less digits than its factorization.

16398342517200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543059 (or 3543048 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 16398342517200 in words is "sixteen trillion, three hundred ninety-eight billion, three hundred forty-two million, five hundred seventeen thousand, two hundred".