44727835861 has 2 divisors, whose sum is σ = 44727835862. Its totient is φ = 44727835860.

The previous prime is 44727835819. The next prime is 44727835877. The reversal of 44727835861 is 16853872744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39860122500 + 4867713361 = 199650^2 + 69769^2 .

It is a cyclic number.

It is not a de Polignac number, because 44727835861 - 2²⁷ = 44593618133 is a prime.

It is a super-2 number, since 2×44727835861² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44727838861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22363917930 + 22363917931.

It is an arithmetic number, because the mean of its divisors is an integer number (22363917931).

Almost surely, 2^44727835861 is an apocalyptic number.

It is an amenable number.

44727835861 is a deficient number, since it is larger than the sum of its proper divisors (1).

44727835861 is an equidigital number, since it uses as much as digits as its factorization.

44727835861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9031680, while the sum is 55.

The spelling of 44727835861 in words is "forty-four billion, seven hundred twenty-seven million, eight hundred thirty-five thousand, eight hundred sixty-one".