3720550503 has 16 divisors (see below), whose sum is σ = 5203215360. Its totient is φ = 2361979296.

The previous prime is 3720550489. The next prime is 3720550513. The reversal of 3720550503 is 3050550273.

It is not a de Polignac number, because 3720550503 - 2⁶ = 3720550439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3720550513) 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, 351363 + ... + 361796.

It is an arithmetic number, because the mean of its divisors is an integer number (325200960).

Almost surely, 2^3720550503 is an apocalyptic number.

3720550503 is a deficient number, since it is larger than the sum of its proper divisors (1482664857).

3720550503 is a wasteful number, since it uses less digits than its factorization.

3720550503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713246.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 3720550503 is about 60996.3154870850. The cubic root of 3720550503 is about 1549.5386074494.

The spelling of 3720550503 in words is "three billion, seven hundred twenty million, five hundred fifty thousand, five hundred three".