4685693641 has 2 divisors, whose sum is σ = 4685693642. Its totient is φ = 4685693640.

The previous prime is 4685693633. The next prime is 4685693723. The reversal of 4685693641 is 1463965864.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4677876025 + 7817616 = 68395^2 + 2796^2 .

It is a cyclic number.

It is not a de Polignac number, because 4685693641 - 2³ = 4685693633 is a prime.

It is not a weakly prime, because it can be changed into another prime (4685693041) 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, 2342846820 + 2342846821.

It is an arithmetic number, because the mean of its divisors is an integer number (2342846821).

Almost surely, 2^4685693641 is an apocalyptic number.

It is an amenable number.

4685693641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4685693641 is an equidigital number, since it uses as much as digits as its factorization.

4685693641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 52.

The square root of 4685693641 is about 68452.1266360659. The cubic root of 4685693641 is about 1673.3673722549.

The spelling of 4685693641 in words is "four billion, six hundred eighty-five million, six hundred ninety-three thousand, six hundred forty-one".