663553314361 has 8 divisors (see below), whose sum is σ = 775982613824. Its totient is φ = 555533007120.

The previous prime is 663553314349. The next prime is 663553314371. The reversal of 663553314361 is 163413355366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 663553314361 - 2¹¹ = 663553312313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (663553314371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102247730 + ... + 1102248331.

It is an arithmetic number, because the mean of its divisors is an integer number (96997826728).

Almost surely, 2^663553314361 is an apocalyptic number.

It is an amenable number.

663553314361 is a deficient number, since it is larger than the sum of its proper divisors (112429299463).

663553314361 is a wasteful number, since it uses less digits than its factorization.

663553314361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204496111.

The product of its digits is 1749600, while the sum is 46.

The spelling of 663553314361 in words is "six hundred sixty-three billion, five hundred fifty-three million, three hundred fourteen thousand, three hundred sixty-one".