504434005502153 has 12 divisors (see below), whose sum is σ = 518120051925168. Its totient is φ = 491098085858520.

The previous prime is 504434005502087. The next prime is 504434005502179. The reversal of 504434005502153 is 351205500434405.

It is a de Polignac number, because none of the positive numbers 2^k-504434005502153 is a prime.

It is a super-2 number, since 2×504434005502153² (a number of 30 digits) contains 22 as substring.

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 504434005502153.

It is not an unprimeable number, because it can be changed into a prime (504434002502153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443755643 + ... + 444890928.

It is an arithmetic number, because the mean of its divisors is an integer number (43176670993764).

Almost surely, 2^{504434005502153} is an apocalyptic number.

It is an amenable number.

504434005502153 is a deficient number, since it is larger than the sum of its proper divisors (13686046423015).

504434005502153 is an equidigital number, since it uses as much as digits as its factorization.

504434005502153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888646964 (or 888646921 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

Adding to 504434005502153 its reverse (351205500434405), we get a palindrome (855639505936558).

The spelling of 504434005502153 in words is "five hundred four trillion, four hundred thirty-four billion, five million, five hundred two thousand, one hundred fifty-three".