44423999377 has 2 divisors, whose sum is σ = 44423999378. Its totient is φ = 44423999376.

The previous prime is 44423999371. The next prime is 44423999381. The reversal of 44423999377 is 77399932444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41894311761 + 2529687616 = 204681^2 + 50296^2 .

It is a cyclic number.

It is not a de Polignac number, because 44423999377 - 2²³ = 44415610769 is a prime.

It is not a weakly prime, because it can be changed into another prime (44423999371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22211999688 + 22211999689.

It is an arithmetic number, because the mean of its divisors is an integer number (22211999689).

Almost surely, 2^44423999377 is an apocalyptic number.

It is an amenable number.

44423999377 is a deficient number, since it is larger than the sum of its proper divisors (1).

44423999377 is an equidigital number, since it uses as much as digits as its factorization.

44423999377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41150592, while the sum is 61.

The spelling of 44423999377 in words is "forty-four billion, four hundred twenty-three million, nine hundred ninety-nine thousand, three hundred seventy-seven".