200540856631 has 4 divisors (see below), whose sum is σ = 201280860064. Its totient is φ = 199800853200.

The previous prime is 200540856623. The next prime is 200540856641. The reversal of 200540856631 is 136658045002.

200540856631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200540856631 - 2³ = 200540856623 is a prime.

It is a super-2 number, since 2×200540856631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200540856641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370001310 + ... + 370001851.

It is an arithmetic number, because the mean of its divisors is an integer number (50320215016).

Almost surely, 2^200540856631 is an apocalyptic number.

200540856631 is a deficient number, since it is larger than the sum of its proper divisors (740003433).

200540856631 is an equidigital number, since it uses as much as digits as its factorization.

200540856631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740003432.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 200540856631 in words is "two hundred billion, five hundred forty million, eight hundred fifty-six thousand, six hundred thirty-one".