663514545415366 has 16 divisors (see below), whose sum is σ = 996632875520208. Its totient is φ = 331303589863200.

The previous prime is 663514545415343. The next prime is 663514545415373.

663514545415366 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 663514545415298 and 663514545415307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636046821 + ... + 637089151.

It is an arithmetic number, because the mean of its divisors is an integer number (62289554720013).

Almost surely, 2^{663514545415366} is an apocalyptic number.

663514545415366 is a deficient number, since it is larger than the sum of its proper divisors (333118330104842).

663514545415366 is a wasteful number, since it uses less digits than its factorization.

663514545415366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477287.

The product of its digits is 466560000, while the sum is 64.

The spelling of 663514545415366 in words is "six hundred sixty-three trillion, five hundred fourteen billion, five hundred forty-five million, four hundred fifteen thousand, three hundred sixty-six".