44955815647 has 2 divisors, whose sum is σ = 44955815648. Its totient is φ = 44955815646.

The previous prime is 44955815627. The next prime is 44955815651. The reversal of 44955815647 is 74651855944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44955815647 - 2⁷ = 44955815519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44955815591 and 44955815600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44955815627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22477907823 + 22477907824.

It is an arithmetic number, because the mean of its divisors is an integer number (22477907824).

Almost surely, 2^44955815647 is an apocalyptic number.

44955815647 is a deficient number, since it is larger than the sum of its proper divisors (1).

44955815647 is an equidigital number, since it uses as much as digits as its factorization.

44955815647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192000, while the sum is 58.

The spelling of 44955815647 in words is "forty-four billion, nine hundred fifty-five million, eight hundred fifteen thousand, six hundred forty-seven".