204240130435 has 16 divisors (see below), whose sum is σ = 270125285472. Its totient is φ = 147006950400.

The previous prime is 204240130417. The next prime is 204240130481. The reversal of 204240130435 is 534031042402.

It is a happy number.

It is not a de Polignac number, because 204240130435 - 2¹⁵ = 204240097667 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19136196 + ... + 19146865.

It is an arithmetic number, because the mean of its divisors is an integer number (16882830342).

Almost surely, 2^204240130435 is an apocalyptic number.

204240130435 is a deficient number, since it is larger than the sum of its proper divisors (65885155037).

204240130435 is a wasteful number, since it uses less digits than its factorization.

204240130435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38283174.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 204240130435 its reverse (534031042402), we get a palindrome (738271172837).

The spelling of 204240130435 in words is "two hundred four billion, two hundred forty million, one hundred thirty thousand, four hundred thirty-five".