663411270 has 32 divisors (see below), whose sum is σ = 1595674080. Its totient is φ = 176522240.

The previous prime is 663411263. The next prime is 663411289. The reversal of 663411270 is 72114366.

663411270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×663411270² = 880229026326025800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10155 + ... + 37814.

It is an arithmetic number, because the mean of its divisors is an integer number (49864815).

Almost surely, 2^663411270 is an apocalyptic number.

663411270 is an abundant number, since it is smaller than the sum of its proper divisors (932262810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663411270 is a wasteful number, since it uses less digits than its factorization.

663411270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48440.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 663411270 is about 25756.7713426974. The cubic root of 663411270 is about 872.1562185048.

The spelling of 663411270 in words is "six hundred sixty-three million, four hundred eleven thousand, two hundred seventy".