504640404345311 has 16 divisors (see below), whose sum is σ = 546169400229600. Its totient is φ = 463499713797120.

The previous prime is 504640404345193. The next prime is 504640404345349. The reversal of 504640404345311 is 113543404046405.

It is a de Polignac number, because none of the positive numbers 2^k-504640404345311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504640404345811) 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, 11612030 + ... + 33824843.

It is an arithmetic number, because the mean of its divisors is an integer number (34135587514350).

Almost surely, 2^{504640404345311} is an apocalyptic number.

504640404345311 is a deficient number, since it is larger than the sum of its proper divisors (41528995884289).

504640404345311 is a wasteful number, since it uses less digits than its factorization.

504640404345311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45441146.

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 504640404345311 in words is "five hundred four trillion, six hundred forty billion, four hundred four million, three hundred forty-five thousand, three hundred eleven".