404004514504253 has 8 divisors (see below), whose sum is σ = 435082970842968. Its totient is φ = 372926227593024.

The previous prime is 404004514504229. The next prime is 404004514504267. The reversal of 404004514504253 is 352405415400404.

It can be written as a sum of positive squares in 4 ways, for example, as 192228297788164 + 211776216716089 = 13864642^2 + 14552533^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 404004514504253 - 2³² = 404000219536957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 404004514504253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404004514504273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37382750 + ... + 46962527.

It is an arithmetic number, because the mean of its divisors is an integer number (54385371355371).

Almost surely, 2^{404004514504253} is an apocalyptic number.

It is an amenable number.

404004514504253 is a deficient number, since it is larger than the sum of its proper divisors (31078456338715).

404004514504253 is a wasteful number, since it uses less digits than its factorization.

404004514504253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84713743.

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 404004514504253 its reverse (352405415400404), we get a palindrome (756409929904657).

The spelling of 404004514504253 in words is "four hundred four trillion, four billion, five hundred fourteen million, five hundred four thousand, two hundred fifty-three".