720143264 has 12 divisors (see below), whose sum is σ = 1417782114. Its totient is φ = 360071616.

The previous prime is 720143251. The next prime is 720143297. The reversal of 720143264 is 462341027.

It can be written as a sum of positive squares in only one way, i.e., 515653264 + 204490000 = 22708^2 + 14300^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11252207 + ... + 11252270.

Almost surely, 2^720143264 is an apocalyptic number.

It is an amenable number.

720143264 is a deficient number, since it is larger than the sum of its proper divisors (697638850).

720143264 is a wasteful number, since it uses less digits than its factorization.

720143264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22504487 (or 22504479 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 720143264 is about 26835.4851642373. The cubic root of 720143264 is about 896.3403920329.

The spelling of 720143264 in words is "seven hundred twenty million, one hundred forty-three thousand, two hundred sixty-four".