44803782977 has 2 divisors, whose sum is σ = 44803782978. Its totient is φ = 44803782976.

The previous prime is 44803782973. The next prime is 44803783001. The reversal of 44803782977 is 77928730844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27241172401 + 17562610576 = 165049^2 + 132524^2 .

It is a cyclic number.

It is not a de Polignac number, because 44803782977 - 2² = 44803782973 is a prime.

It is a super-2 number, since 2×44803782977² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44803782971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22401891488 + 22401891489.

It is an arithmetic number, because the mean of its divisors is an integer number (22401891489).

Almost surely, 2^44803782977 is an apocalyptic number.

It is an amenable number.

44803782977 is a deficient number, since it is larger than the sum of its proper divisors (1).

44803782977 is an equidigital number, since it uses as much as digits as its factorization.

44803782977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18966528, while the sum is 59.

The spelling of 44803782977 in words is "forty-four billion, eight hundred three million, seven hundred eighty-two thousand, nine hundred seventy-seven".