404554144041453 has 16 divisors (see below), whose sum is σ = 616503201714176. Its totient is φ = 231158892547440.

The previous prime is 404554144041409. The next prime is 404554144041469. The reversal of 404554144041453 is 354140441455404.

It is not a de Polignac number, because 404554144041453 - 2⁸ = 404554144041197 is a prime.

It is a super-3 number, since 3×404554144041453³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404554144041493) 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, 620668501 + ... + 621319962.

It is an arithmetic number, because the mean of its divisors is an integer number (38531450107136).

Almost surely, 2^{404554144041453} is an apocalyptic number.

It is an amenable number.

404554144041453 is a deficient number, since it is larger than the sum of its proper divisors (211949057672723).

404554144041453 is a wasteful number, since it uses less digits than its factorization.

404554144041453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242003984.

The product of its (nonzero) digits is 6144000, while the sum is 48.

Adding to 404554144041453 its reverse (354140441455404), we get a palindrome (758694585496857).

The spelling of 404554144041453 in words is "four hundred four trillion, five hundred fifty-four billion, one hundred forty-four million, forty-one thousand, four hundred fifty-three".