5445646631 has 2 divisors, whose sum is σ = 5445646632. Its totient is φ = 5445646630.

The previous prime is 5445646621. The next prime is 5445646729. The reversal of 5445646631 is 1366465445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5445646631 - 2¹⁸ = 5445384487 is a prime.

It is a super-2 number, since 2×5445646631² = 59310134459443300322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5445646621) 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, 2722823315 + 2722823316.

It is an arithmetic number, because the mean of its divisors is an integer number (2722823316).

Almost surely, 2^5445646631 is an apocalyptic number.

5445646631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5445646631 is an equidigital number, since it uses as much as digits as its factorization.

5445646631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 44.

The square root of 5445646631 is about 73794.6246755141. The cubic root of 5445646631 is about 1759.3401700784.

The spelling of 5445646631 in words is "five billion, four hundred forty-five million, six hundred forty-six thousand, six hundred thirty-one".