663355156 has 12 divisors (see below), whose sum is σ = 1162715680. Its totient is φ = 331150680.

The previous prime is 663355153. The next prime is 663355171. The reversal of 663355156 is 651553366.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663355153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128886 + ... + 133933.

Almost surely, 2^663355156 is an apocalyptic number.

It is an amenable number.

663355156 is a deficient number, since it is larger than the sum of its proper divisors (499360524).

663355156 is a wasteful number, since it uses less digits than its factorization.

663355156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263454 (or 263452 counting only the distinct ones).

The product of its digits is 243000, while the sum is 40.

The square root of 663355156 is about 25755.6820138780. The cubic root of 663355156 is about 872.1316276484.

The spelling of 663355156 in words is "six hundred sixty-three million, three hundred fifty-five thousand, one hundred fifty-six".