4645678441 has 2 divisors, whose sum is σ = 4645678442. Its totient is φ = 4645678440.

The previous prime is 4645678423. The next prime is 4645678447. The reversal of 4645678441 is 1448765464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3389684841 + 1255993600 = 58221^2 + 35440^2 .

It is a cyclic number.

It is not a de Polignac number, because 4645678441 - 2¹¹ = 4645676393 is a prime.

It is not a weakly prime, because it can be changed into another prime (4645678447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2322839220 + 2322839221.

It is an arithmetic number, because the mean of its divisors is an integer number (2322839221).

Almost surely, 2^4645678441 is an apocalyptic number.

It is an amenable number.

4645678441 is a deficient number, since it is larger than the sum of its proper divisors (1).

4645678441 is an equidigital number, since it uses as much as digits as its factorization.

4645678441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2580480, while the sum is 49.

The square root of 4645678441 is about 68159.2139112534. The cubic root of 4645678441 is about 1668.5903029510.

The spelling of 4645678441 in words is "four billion, six hundred forty-five million, six hundred seventy-eight thousand, four hundred forty-one".