720664150 has 24 divisors (see below), whose sum is σ = 1355504760. Its totient is φ = 285024960.

The previous prime is 720664111. The next prime is 720664163. The reversal of 720664150 is 51466027.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 76524 + ... + 85423.

It is an arithmetic number, because the mean of its divisors is an integer number (56479365).

Almost surely, 2^720664150 is an apocalyptic number.

720664150 is a deficient number, since it is larger than the sum of its proper divisors (634840610).

720664150 is a wasteful number, since it uses less digits than its factorization.

720664150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162048 (or 162043 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 720664150 is about 26845.1885819415. The cubic root of 720664150 is about 896.5564502633.

The spelling of 720664150 in words is "seven hundred twenty million, six hundred sixty-four thousand, one hundred fifty".