204116230542 has 48 divisors (see below), whose sum is σ = 475147568592. Its totient is φ = 58286390400.

The previous prime is 204116230529. The next prime is 204116230567. The reversal of 204116230542 is 245032611402.

It is a super-2 number, since 2×204116230542² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 336748 + ... + 722240.

It is an arithmetic number, because the mean of its divisors is an integer number (9898907679).

Almost surely, 2^204116230542 is an apocalyptic number.

204116230542 is an abundant number, since it is smaller than the sum of its proper divisors (271031338050).

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

204116230542 is a wasteful number, since it uses less digits than its factorization.

204116230542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387313 (or 387306 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 204116230542 its reverse (245032611402), we get a palindrome (449148841944).

The spelling of 204116230542 in words is "two hundred four billion, one hundred sixteen million, two hundred thirty thousand, five hundred forty-two".