200127664 has 40 divisors (see below), whose sum is σ = 426990528. Its totient is φ = 90108480.

The previous prime is 200127659. The next prime is 200127673. The reversal of 200127664 is 466721002.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13519 + ... + 24145.

Almost surely, 2^200127664 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 200127664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213495264).

200127664 is an abundant number, since it is smaller than the sum of its proper divisors (226862864).

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

200127664 is a wasteful number, since it uses less digits than its factorization.

200127664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10753 (or 10747 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 200127664 is about 14146.6485076855. The cubic root of 200127664 is about 584.9279517766.

Adding to 200127664 its reverse (466721002), we get a palindrome (666848666).

The spelling of 200127664 in words is "two hundred million, one hundred twenty-seven thousand, six hundred sixty-four".