3643073625031 has 2 divisors, whose sum is σ = 3643073625032. Its totient is φ = 3643073625030.

The previous prime is 3643073625001. The next prime is 3643073625043. The reversal of 3643073625031 is 1305263703463.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3643073625031 - 2⁷ = 3643073624903 is a prime.

It is a super-2 number, since 2×3643073625031² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3643073625001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821536812515 + 1821536812516.

It is an arithmetic number, because the mean of its divisors is an integer number (1821536812516).

Almost surely, 2^{3643073625031} is an apocalyptic number.

3643073625031 is a deficient number, since it is larger than the sum of its proper divisors (1).

3643073625031 is an equidigital number, since it uses as much as digits as its factorization.

3643073625031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 43.

The spelling of 3643073625031 in words is "three trillion, six hundred forty-three billion, seventy-three million, six hundred twenty-five thousand, thirty-one".