202130745663 has 16 divisors (see below), whose sum is σ = 336009551616. Its totient is φ = 105002984640.

The previous prime is 202130745589. The next prime is 202130745683. The reversal of 202130745663 is 366547031202.

It is not a de Polignac number, because 202130745663 - 2⁸ = 202130745407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202130745683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 437512206 + ... + 437512667.

It is an arithmetic number, because the mean of its divisors is an integer number (21000596976).

Almost surely, 2^202130745663 is an apocalyptic number.

202130745663 is a deficient number, since it is larger than the sum of its proper divisors (133878805953).

202130745663 is a wasteful number, since it uses less digits than its factorization.

202130745663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875024894.

The product of its (nonzero) digits is 181440, while the sum is 39.

Adding to 202130745663 its reverse (366547031202), we get a palindrome (568677776865).

The spelling of 202130745663 in words is "two hundred two billion, one hundred thirty million, seven hundred forty-five thousand, six hundred sixty-three".