3720163216 has 80 divisors (see below), whose sum is σ = 9459394560. Its totient is φ = 1373120640.

The previous prime is 3720163171. The next prime is 3720163219. The reversal of 3720163216 is 6123610273.

It is a super-2 number, since 2×3720163216² = 27679228707358925312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3720163219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56056 + ... + 102871.

It is an arithmetic number, because the mean of its divisors is an integer number (118242432).

Almost surely, 2^3720163216 is an apocalyptic number.

It is an amenable number.

3720163216 is an abundant number, since it is smaller than the sum of its proper divisors (5739231344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3720163216 is a wasteful number, since it uses less digits than its factorization.

3720163216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158972 (or 158966 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3720163216 is about 60993.1407291017. The cubic root of 3720163216 is about 1549.4848396910.

Adding to 3720163216 its reverse (6123610273), we get a palindrome (9843773489).

The spelling of 3720163216 in words is "three billion, seven hundred twenty million, one hundred sixty-three thousand, two hundred sixteen".