663114525545 has 8 divisors (see below), whose sum is σ = 795751192320. Its totient is φ = 530482446000.

The previous prime is 663114525529. The next prime is 663114525553. The reversal of 663114525545 is 545525411366.

It is a happy number.

663114525545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 663114525545 - 2⁴ = 663114525529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 663114525545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820331 + ... + 1413920.

It is an arithmetic number, because the mean of its divisors is an integer number (99468899040).

Almost surely, 2^663114525545 is an apocalyptic number.

It is an amenable number.

663114525545 is a deficient number, since it is larger than the sum of its proper divisors (132636666775).

663114525545 is a wasteful number, since it uses less digits than its factorization.

663114525545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2293615.

The product of its digits is 2160000, while the sum is 47.

The spelling of 663114525545 in words is "six hundred sixty-three billion, one hundred fourteen million, five hundred twenty-five thousand, five hundred forty-five".