4626643433 has 2 divisors, whose sum is σ = 4626643434. Its totient is φ = 4626643432.

The previous prime is 4626643379. The next prime is 4626643493. The reversal of 4626643433 is 3343466264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3627893824 + 998749609 = 60232^2 + 31603^2 .

It is a cyclic number.

It is not a de Polignac number, because 4626643433 - 2¹⁰ = 4626642409 is a prime.

It is a super-2 number, since 2×4626643433² = 42811658912244050978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4626643493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2313321716 + 2313321717.

It is an arithmetic number, because the mean of its divisors is an integer number (2313321717).

Almost surely, 2^4626643433 is an apocalyptic number.

It is an amenable number.

4626643433 is a deficient number, since it is larger than the sum of its proper divisors (1).

4626643433 is an equidigital number, since it uses as much as digits as its factorization.

4626643433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 41.

The square root of 4626643433 is about 68019.4342302257. The cubic root of 4626643433 is about 1666.3082459974.

The spelling of 4626643433 in words is "four billion, six hundred twenty-six million, six hundred forty-three thousand, four hundred thirty-three".