523404355415163 has 16 divisors (see below), whose sum is σ = 701900852209920. Its totient is φ = 346922768057184.

The previous prime is 523404355415141. The next prime is 523404355415173. The reversal of 523404355415163 is 361514553404325.

It is not a de Polignac number, because 523404355415163 - 2¹⁰ = 523404355414139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (523404355415173) 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, 87124831 + ... + 92938392.

It is an arithmetic number, because the mean of its divisors is an integer number (43868803263120).

Almost surely, 2^{523404355415163} is an apocalyptic number.

523404355415163 is a deficient number, since it is larger than the sum of its proper divisors (178496496794757).

523404355415163 is a wasteful number, since it uses less digits than its factorization.

523404355415163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180068818.

The product of its (nonzero) digits is 12960000, while the sum is 51.

The spelling of 523404355415163 in words is "five hundred twenty-three trillion, four hundred four billion, three hundred fifty-five million, four hundred fifteen thousand, one hundred sixty-three".