52440405204 has 48 divisors (see below), whose sum is σ = 134984525760. Its totient is φ = 15712477440.

The previous prime is 52440405203. The next prime is 52440405211. The reversal of 52440405204 is 40250404425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52440405203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2220139 + ... + 2243634.

It is an arithmetic number, because the mean of its divisors is an integer number (2812177620).

Almost surely, 2^52440405204 is an apocalyptic number.

It is an amenable number.

52440405204 is an abundant number, since it is smaller than the sum of its proper divisors (82544120556).

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

52440405204 is a wasteful number, since it uses less digits than its factorization.

52440405204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4463880 (or 4463878 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 52440405204 its reverse (40250404425), we get a palindrome (92690809629).

The spelling of 52440405204 in words is "fifty-two billion, four hundred forty million, four hundred five thousand, two hundred four".