2446623649 has 2 divisors, whose sum is σ = 2446623650. Its totient is φ = 2446623648.

The previous prime is 2446623593. The next prime is 2446623691. The reversal of 2446623649 is 9463266442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1986306624 + 460317025 = 44568^2 + 21455^2 .

It is a cyclic number.

It is not a de Polignac number, because 2446623649 - 2¹¹ = 2446621601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2446623599 and 2446623608.

It is not a weakly prime, because it can be changed into another prime (2446623149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1223311824 + 1223311825.

It is an arithmetic number, because the mean of its divisors is an integer number (1223311825).

Almost surely, 2^2446623649 is an apocalyptic number.

It is an amenable number.

2446623649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2446623649 is an equidigital number, since it uses as much as digits as its factorization.

2446623649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1492992, while the sum is 46.

The square root of 2446623649 is about 49463.3566289228. The cubic root of 2446623649 is about 1347.4801920070.

The spelling of 2446623649 in words is "two billion, four hundred forty-six million, six hundred twenty-three thousand, six hundred forty-nine".