404040305010452 has 48 divisors (see below), whose sum is σ = 772285098816000. Its totient is φ = 183431981112960.

The previous prime is 404040305010421. The next prime is 404040305010473. The reversal of 404040305010452 is 254010503040404.

It is a congruent 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, 990603374 + ... + 991011162.

It is an arithmetic number, because the mean of its divisors is an integer number (16089272892000).

Almost surely, 2^{404040305010452} is an apocalyptic number.

It is an amenable number.

404040305010452 is a deficient number, since it is larger than the sum of its proper divisors (368244793805548).

404040305010452 is a wasteful number, since it uses less digits than its factorization.

404040305010452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435056 (or 435054 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 404040305010452 its reverse (254010503040404), we get a palindrome (658050808050856).

The spelling of 404040305010452 in words is "four hundred four trillion, forty billion, three hundred five million, ten thousand, four hundred fifty-two".