3720113444506 has 32 divisors (see below), whose sum is σ = 5952268168848. Its totient is φ = 1737681269760.

The previous prime is 3720113444441. The next prime is 3720113444513. The reversal of 3720113444506 is 6054443110273.

It can be written as a sum of positive squares in 8 ways, for example, as 2114973947025 + 1605139497481 = 1454295^2 + 1266941^2 .

It is an unprimeable number.

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, 3089796 + ... + 4121536.

Almost surely, 2^{3720113444506} is an apocalyptic number.

3720113444506 is a deficient number, since it is larger than the sum of its proper divisors (2232154724342).

3720113444506 is a wasteful number, since it uses less digits than its factorization.

3720113444506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032546.

The product of its (nonzero) digits is 241920, while the sum is 40.

Adding to 3720113444506 its reverse (6054443110273), we get a palindrome (9774556554779).

The spelling of 3720113444506 in words is "three trillion, seven hundred twenty billion, one hundred thirteen million, four hundred forty-four thousand, five hundred six".