202442434504 has 8 divisors (see below), whose sum is σ = 379579564710. Its totient is φ = 101221217248.

The previous prime is 202442434457. The next prime is 202442434529. The reversal of 202442434504 is 405434244202.

It can be written as a sum of positive squares in only one way, i.e., 188788512004 + 13653922500 = 434498^2 + 116850^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 202442434504.

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 as a sum of consecutive naturals, namely, 12652652149 + ... + 12652652164.

Almost surely, 2^202442434504 is an apocalyptic number.

It is an amenable number.

202442434504 is a deficient number, since it is larger than the sum of its proper divisors (177137130206).

202442434504 is a wasteful number, since it uses less digits than its factorization.

202442434504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25305304319 (or 25305304315 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 202442434504 its reverse (405434244202), we get a palindrome (607876678706).

The spelling of 202442434504 in words is "two hundred two billion, four hundred forty-two million, four hundred thirty-four thousand, five hundred four".