720346011 has 96 divisors (see below), whose sum is σ = 1268847360. Its totient is φ = 359251200.

The previous prime is 720346009. The next prime is 720346027. The reversal of 720346011 is 110643027.

It is not a de Polignac number, because 720346011 - 2¹ = 720346009 is a prime.

It is a super-2 number, since 2×720346011² = 1037796751127224242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (720346001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6608625 + ... + 6608733.

It is an arithmetic number, because the mean of its divisors is an integer number (13217160).

Almost surely, 2^720346011 is an apocalyptic number.

720346011 is a deficient number, since it is larger than the sum of its proper divisors (548501349).

720346011 is a wasteful number, since it uses less digits than its factorization.

720346011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 720346011 is about 26839.2624898673. The cubic root of 720346011 is about 896.4245018124.

Adding to 720346011 its reverse (110643027), we get a palindrome (830989038).

The spelling of 720346011 in words is "seven hundred twenty million, three hundred forty-six thousand, eleven".