6450244631 has 2 divisors, whose sum is σ = 6450244632. Its totient is φ = 6450244630.

The previous prime is 6450244589. The next prime is 6450244663. The reversal of 6450244631 is 1364420546.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6450244631 is a prime.

It is a super-2 number, since 2×6450244631² = 83211311599488652322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6450244591 and 6450244600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6450244231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225122315 + 3225122316.

It is an arithmetic number, because the mean of its divisors is an integer number (3225122316).

Almost surely, 2^6450244631 is an apocalyptic number.

6450244631 is a deficient number, since it is larger than the sum of its proper divisors (1).

6450244631 is an equidigital number, since it uses as much as digits as its factorization.

6450244631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 6450244631 is about 80313.4150126864. The cubic root of 6450244631 is about 1861.4815181166.

The spelling of 6450244631 in words is "six billion, four hundred fifty million, two hundred forty-four thousand, six hundred thirty-one".