200174079820 has 96 divisors (see below), whose sum is σ = 495204304896. Its totient is φ = 67007865600.

The previous prime is 200174079817. The next prime is 200174079869. The reversal of 200174079820 is 28970471002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 954265 + ... + 1144975.

It is an arithmetic number, because the mean of its divisors is an integer number (5158378176).

Almost surely, 2^200174079820 is an apocalyptic number.

200174079820 is a gapful number since it is divisible by the number (20) 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 200174079820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247602152448).

200174079820 is an abundant number, since it is smaller than the sum of its proper divisors (295030225076).

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

200174079820 is a wasteful number, since it uses less digits than its factorization.

200174079820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191111 (or 191109 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The spelling of 200174079820 in words is "two hundred billion, one hundred seventy-four million, seventy-nine thousand, eight hundred twenty".