720135523330 has 32 divisors (see below), whose sum is σ = 1302690029760. Its totient is φ = 286624008000.

The previous prime is 720135523313. The next prime is 720135523333. The reversal of 720135523330 is 33325531027.

It is not an unprimeable number, because it can be changed into a prime (720135523333) 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, 2416912 + ... + 2698468.

It is an arithmetic number, because the mean of its divisors is an integer number (40709063430).

Almost surely, 2^720135523330 is an apocalyptic number.

720135523330 is a deficient number, since it is larger than the sum of its proper divisors (582554506430).

720135523330 is a wasteful number, since it uses less digits than its factorization.

720135523330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282834.

The product of its (nonzero) digits is 56700, while the sum is 34.

The spelling of 720135523330 in words is "seven hundred twenty billion, one hundred thirty-five million, five hundred twenty-three thousand, three hundred thirty".