200198209464 has 192 divisors, whose sum is σ = 594947808000. Its totient is φ = 60313075200.

The previous prime is 200198209451. The next prime is 200198209567. The reversal of 200198209464 is 464902891002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 143100237 + ... + 143101635.

It is an arithmetic number, because the mean of its divisors is an integer number (3098686500).

Almost surely, 2^200198209464 is an apocalyptic number.

200198209464 is a gapful number since it is divisible by the number (24) 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 200198209464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297473904000).

200198209464 is an abundant number, since it is smaller than the sum of its proper divisors (394749598536).

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

200198209464 is a wasteful number, since it uses less digits than its factorization.

200198209464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346 (or 2339 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 200198209464 in words is "two hundred billion, one hundred ninety-eight million, two hundred nine thousand, four hundred sixty-four".