720363633 has 16 divisors (see below), whose sum is σ = 1061068800. Its totient is φ = 431056080.

The previous prime is 720363607. The next prime is 720363653. The reversal of 720363633 is 336363027.

It is not a de Polignac number, because 720363633 - 2⁵ = 720363601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 720363594 and 720363603.

It is not an unprimeable number, because it can be changed into a prime (720363653) 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 15 ways as a sum of consecutive naturals, for example, 135553 + ... + 140766.

It is an arithmetic number, because the mean of its divisors is an integer number (66316800).

Almost surely, 2^720363633 is an apocalyptic number.

It is an amenable number.

720363633 is a deficient number, since it is larger than the sum of its proper divisors (340705167).

720363633 is a wasteful number, since it uses less digits than its factorization.

720363633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276412.

The product of its (nonzero) digits is 40824, while the sum is 33.

The square root of 720363633 is about 26839.5907755688. The cubic root of 720363633 is about 896.4318115698.

The spelling of 720363633 in words is "seven hundred twenty million, three hundred sixty-three thousand, six hundred thirty-three".