200851851651 has 64 divisors (see below), whose sum is σ = 328649633280. Its totient is φ = 107627304960.

The previous prime is 200851851647. The next prime is 200851851671. The reversal of 200851851651 is 156158158002.

It is not a de Polignac number, because 200851851651 - 2² = 200851851647 is a prime.

It is a super-2 number, since 2×200851851651² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200851851671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 435120 + ... + 768786.

It is an arithmetic number, because the mean of its divisors is an integer number (5135150520).

Almost surely, 2^200851851651 is an apocalyptic number.

200851851651 is a deficient number, since it is larger than the sum of its proper divisors (127797781629).

200851851651 is a wasteful number, since it uses less digits than its factorization.

200851851651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333764.

The product of its (nonzero) digits is 96000, while the sum is 42.

The spelling of 200851851651 in words is "two hundred billion, eight hundred fifty-one million, eight hundred fifty-one thousand, six hundred fifty-one".