199089800051280 has 320 divisors, whose sum is σ = 625100865269760. Its totient is φ = 52411076608000.

The previous prime is 199089800051183. The next prime is 199089800051297. The reversal of 199089800051280 is 82150008980991.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 53793513430 + ... + 53793517130.

It is an arithmetic number, because the mean of its divisors is an integer number (1953440203968).

Almost surely, 2^{199089800051280} is an apocalyptic number.

199089800051280 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 199089800051280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312550432634880).

199089800051280 is an abundant number, since it is smaller than the sum of its proper divisors (426011065218480).

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

199089800051280 is a wasteful number, since it uses less digits than its factorization.

199089800051280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7110 (or 7104 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 60.

The spelling of 199089800051280 in words is "one hundred ninety-nine trillion, eighty-nine billion, eight hundred million, fifty-one thousand, two hundred eighty".