3864725125673 has 2 divisors, whose sum is σ = 3864725125674. Its totient is φ = 3864725125672.

The previous prime is 3864725125631. The next prime is 3864725125687. The reversal of 3864725125673 is 3765215274683.

3864725125673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3834891890944 + 29833234729 = 1958288^2 + 172723^2 .

It is an emirp because it is prime and its reverse (3765215274683) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3864725125673 - 2³⁸ = 3589847218729 is a prime.

It is a super-2 number, since 2×3864725125673² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3864725125603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1932362562836 + 1932362562837.

It is an arithmetic number, because the mean of its divisors is an integer number (1932362562837).

Almost surely, 2^{3864725125673} is an apocalyptic number.

It is an amenable number.

3864725125673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3864725125673 is an equidigital number, since it uses as much as digits as its factorization.

3864725125673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50803200, while the sum is 59.

The spelling of 3864725125673 in words is "three trillion, eight hundred sixty-four billion, seven hundred twenty-five million, one hundred twenty-five thousand, six hundred seventy-three".