504644073411651 has 16 divisors (see below), whose sum is σ = 715815178581888. Its totient is φ = 315138757852800.

The previous prime is 504644073411641. The next prime is 504644073411659. The reversal of 504644073411651 is 156114370446405.

It is not a de Polignac number, because 504644073411651 - 2³⁰ = 504642999669827 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 504644073411594 and 504644073411603.

It is not an unprimeable number, because it can be changed into a prime (504644073411659) 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, 23447813485 + ... + 23447835006.

It is an arithmetic number, because the mean of its divisors is an integer number (44738448661368).

Almost surely, 2^{504644073411651} is an apocalyptic number.

504644073411651 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

504644073411651 is a deficient number, since it is larger than the sum of its proper divisors (211171105170237).

504644073411651 is a wasteful number, since it uses less digits than its factorization.

504644073411651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46895648722.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 504644073411651 in words is "five hundred four trillion, six hundred forty-four billion, seventy-three million, four hundred eleven thousand, six hundred fifty-one".