4670643100639 has 2 divisors, whose sum is σ = 4670643100640. Its totient is φ = 4670643100638.

The previous prime is 4670643100633. The next prime is 4670643100667. The reversal of 4670643100639 is 9360013460764.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4670643100639 - 2²¹ = 4670641003487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4670643100592 and 4670643100601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4670643100633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2335321550319 + 2335321550320.

It is an arithmetic number, because the mean of its divisors is an integer number (2335321550320).

Almost surely, 2^{4670643100639} is an apocalyptic number.

4670643100639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4670643100639 is an equidigital number, since it uses as much as digits as its factorization.

4670643100639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 49.

The spelling of 4670643100639 in words is "four trillion, six hundred seventy billion, six hundred forty-three million, one hundred thousand, six hundred thirty-nine".