44493607777 has 2 divisors, whose sum is σ = 44493607778. Its totient is φ = 44493607776.

The previous prime is 44493607771. The next prime is 44493607819. The reversal of 44493607777 is 77770639444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35182129761 + 9311478016 = 187569^2 + 96496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44493607777 is a prime.

It is a super-2 number, since 2×44493607777² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44493607771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22246803888 + 22246803889.

It is an arithmetic number, because the mean of its divisors is an integer number (22246803889).

Almost surely, 2^44493607777 is an apocalyptic number.

It is an amenable number.

44493607777 is a deficient number, since it is larger than the sum of its proper divisors (1).

44493607777 is an equidigital number, since it uses as much as digits as its factorization.

44493607777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24893568, while the sum is 58.

The spelling of 44493607777 in words is "forty-four billion, four hundred ninety-three million, six hundred seven thousand, seven hundred seventy-seven".