3644073346031 has 2 divisors, whose sum is σ = 3644073346032. Its totient is φ = 3644073346030.

The previous prime is 3644073346021. The next prime is 3644073346091. The reversal of 3644073346031 is 1306433704463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3644073346031 - 2³⁴ = 3626893476847 is a prime.

It is a super-2 number, since 2×3644073346031² (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 (3644073346021) 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, 1822036673015 + 1822036673016.

It is an arithmetic number, because the mean of its divisors is an integer number (1822036673016).

Almost surely, 2^{3644073346031} is an apocalyptic number.

3644073346031 is a deficient number, since it is larger than the sum of its proper divisors (1).

3644073346031 is an equidigital number, since it uses as much as digits as its factorization.

3644073346031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 44.

The spelling of 3644073346031 in words is "three trillion, six hundred forty-four billion, seventy-three million, three hundred forty-six thousand, thirty-one".