3715551387673 has 2 divisors, whose sum is σ = 3715551387674. Its totient is φ = 3715551387672.

The previous prime is 3715551387659. The next prime is 3715551387733. The reversal of 3715551387673 is 3767831555173.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1933732204569 + 1781819183104 = 1390587^2 + 1334848^2 .

It is a cyclic number.

It is not a de Polignac number, because 3715551387673 - 2⁹ = 3715551387161 is a prime.

It is a super-2 number, since 2×3715551387673² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3715551387073) 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 as a sum of consecutive naturals, namely, 1857775693836 + 1857775693837.

It is an arithmetic number, because the mean of its divisors is an integer number (1857775693837).

Almost surely, 2^{3715551387673} is an apocalyptic number.

It is an amenable number.

3715551387673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3715551387673 is an equidigital number, since it uses as much as digits as its factorization.

3715551387673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55566000, while the sum is 61.

The spelling of 3715551387673 in words is "three trillion, seven hundred fifteen billion, five hundred fifty-one million, three hundred eighty-seven thousand, six hundred seventy-three".