204045245142 has 64 divisors (see below), whose sum is σ = 426610077696. Its totient is φ = 64988743680.

The previous prime is 204045245099. The next prime is 204045245149. The reversal of 204045245142 is 241542540402.

204045245142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204045245149) 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 31 ways as a sum of consecutive naturals, for example, 5509278 + ... + 5546190.

It is an arithmetic number, because the mean of its divisors is an integer number (6665782464).

Almost surely, 2^204045245142 is an apocalyptic number.

204045245142 is an abundant number, since it is smaller than the sum of its proper divisors (222564832554).

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

204045245142 is a wasteful number, since it uses less digits than its factorization.

204045245142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37325.

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 204045245142 its reverse (241542540402), we get a palindrome (445587785544).

The spelling of 204045245142 in words is "two hundred four billion, forty-five million, two hundred forty-five thousand, one hundred forty-two".