202323513404135 has 64 divisors (see below), whose sum is σ = 248567015692800. Its totient is φ = 158054922854400.

The previous prime is 202323513404081. The next prime is 202323513404137. The reversal of 202323513404135 is 531404315323202.

It is not a de Polignac number, because 202323513404135 - 2⁶ = 202323513404071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202323513404137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29023596200 + ... + 29023603170.

It is an arithmetic number, because the mean of its divisors is an integer number (3883859620200).

Almost surely, 2^{202323513404135} is an apocalyptic number.

202323513404135 is a deficient number, since it is larger than the sum of its proper divisors (46243502288665).

202323513404135 is a wasteful number, since it uses less digits than its factorization.

202323513404135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8672.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 202323513404135 its reverse (531404315323202), we get a palindrome (733727828727337).

The spelling of 202323513404135 in words is "two hundred two trillion, three hundred twenty-three billion, five hundred thirteen million, four hundred four thousand, one hundred thirty-five".