200475123264 has 84 divisors (see below), whose sum is σ = 618827747356. Its totient is φ = 61684651008.

The previous prime is 200475123221. The next prime is 200475123283. The reversal of 200475123264 is 462321574002.

200475123264 is a `hidden beast` number, since 2 + 0 + 0 + 475 + 123 + 2 + 64 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9848577600 + 190626545664 = 99240^2 + 436608^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13378939 + ... + 13393914.

Almost surely, 2^200475123264 is an apocalyptic number.

200475123264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

200475123264 is an abundant number, since it is smaller than the sum of its proper divisors (418352624092).

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

200475123264 is a wasteful number, since it uses less digits than its factorization.

200475123264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26772884 (or 26772871 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

Adding to 200475123264 its reverse (462321574002), we get a palindrome (662796697266).

The spelling of 200475123264 in words is "two hundred billion, four hundred seventy-five million, one hundred twenty-three thousand, two hundred sixty-four".