200746578536 has 64 divisors (see below), whose sum is σ = 435290371200. Its totient is φ = 85014496512.

The previous prime is 200746578521. The next prime is 200746578551. The reversal of 200746578536 is 635875647002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (200746578521) and next prime (200746578551).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2336630 + ... + 2421018.

It is an arithmetic number, because the mean of its divisors is an integer number (6801412050).

Almost surely, 2^200746578536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200746578536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217645185600).

200746578536 is an abundant number, since it is smaller than the sum of its proper divisors (234543792664).

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

200746578536 is a wasteful number, since it uses less digits than its factorization.

200746578536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84906 (or 84902 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 53.

The spelling of 200746578536 in words is "two hundred billion, seven hundred forty-six million, five hundred seventy-eight thousand, five hundred thirty-six".