44649185807 has 2 divisors, whose sum is σ = 44649185808. Its totient is φ = 44649185806.

The previous prime is 44649185783. The next prime is 44649185809. The reversal of 44649185807 is 70858194644.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44649185807 - 2⁶ = 44649185743 is a prime.

Together with 44649185809, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44649185809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22324592903 + 22324592904.

It is an arithmetic number, because the mean of its divisors is an integer number (22324592904).

Almost surely, 2^44649185807 is an apocalyptic number.

44649185807 is a deficient number, since it is larger than the sum of its proper divisors (1).

44649185807 is an equidigital number, since it uses as much as digits as its factorization.

44649185807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The spelling of 44649185807 in words is "forty-four billion, six hundred forty-nine million, one hundred eighty-five thousand, eight hundred seven".