3726782513 has 2 divisors, whose sum is σ = 3726782514. Its totient is φ = 3726782512.

The previous prime is 3726782491. The next prime is 3726782533. The reversal of 3726782513 is 3152876273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2885086369 + 841696144 = 53713^2 + 29012^2 .

It is a cyclic number.

It is not a de Polignac number, because 3726782513 - 2¹⁰ = 3726781489 is a prime.

It is not a weakly prime, because it can be changed into another prime (3726782533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1863391256 + 1863391257.

It is an arithmetic number, because the mean of its divisors is an integer number (1863391257).

Almost surely, 2^3726782513 is an apocalyptic number.

It is an amenable number.

3726782513 is a deficient number, since it is larger than the sum of its proper divisors (1).

3726782513 is an equidigital number, since it uses as much as digits as its factorization.

3726782513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 44.

The square root of 3726782513 is about 61047.3792475975. The cubic root of 3726782513 is about 1550.4032960975.

The spelling of 3726782513 in words is "three billion, seven hundred twenty-six million, seven hundred eighty-two thousand, five hundred thirteen".