16504774762801 has 12 divisors (see below), whose sum is σ = 17912377484208. Its totient is φ = 15200785717104.

The previous prime is 16504774762799. The next prime is 16504774762829. The reversal of 16504774762801 is 10826747740561.

It is not a de Polignac number, because 16504774762801 - 2¹ = 16504774762799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16504774762831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110152435 + ... + 110302168.

It is an arithmetic number, because the mean of its divisors is an integer number (1492698123684).

Almost surely, 2^{16504774762801} is an apocalyptic number.

It is an amenable number.

16504774762801 is a deficient number, since it is larger than the sum of its proper divisors (1407602721407).

16504774762801 is a wasteful number, since it uses less digits than its factorization.

16504774762801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220455072 (or 220455059 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 58.

The spelling of 16504774762801 in words is "sixteen trillion, five hundred four billion, seven hundred seventy-four million, seven hundred sixty-two thousand, eight hundred one".