2067630641 has 2 divisors, whose sum is σ = 2067630642. Its totient is φ = 2067630640.

The previous prime is 2067630637. The next prime is 2067630667. The reversal of 2067630641 is 1460367602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1119237025 + 948393616 = 33455^2 + 30796^2 .

It is a cyclic number.

It is not a de Polignac number, because 2067630641 - 2² = 2067630637 is a prime.

It is not a weakly prime, because it can be changed into another prime (2067630601) 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, 1033815320 + 1033815321.

It is an arithmetic number, because the mean of its divisors is an integer number (1033815321).

Almost surely, 2^2067630641 is an apocalyptic number.

It is an amenable number.

2067630641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2067630641 is an equidigital number, since it uses as much as digits as its factorization.

2067630641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 2067630641 is about 45471.2067246956. The cubic root of 2067630641 is about 1273.9654590913.

The spelling of 2067630641 in words is "two billion, sixty-seven million, six hundred thirty thousand, six hundred forty-one".