404313503453212 has 12 divisors (see below), whose sum is σ = 707548907288160. Its totient is φ = 202156672799456.

The previous prime is 404313503453207. The next prime is 404313503453317. The reversal of 404313503453212 is 212354305313404.

It is a super-2 number, since 2×404313503453212² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7341412 + ... + 29368747.

It is an arithmetic number, because the mean of its divisors is an integer number (58962408940680).

Almost surely, 2^{404313503453212} is an apocalyptic number.

It is an amenable number.

404313503453212 is a deficient number, since it is larger than the sum of its proper divisors (303235403834948).

404313503453212 is a wasteful number, since it uses less digits than its factorization.

404313503453212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39463580 (or 39463578 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 404313503453212 its reverse (212354305313404), we get a palindrome (616667808766616).

The spelling of 404313503453212 in words is "four hundred four trillion, three hundred thirteen billion, five hundred three million, four hundred fifty-three thousand, two hundred twelve".