44785858837 has 2 divisors, whose sum is σ = 44785858838. Its totient is φ = 44785858836.

The previous prime is 44785858801. The next prime is 44785858849. The reversal of 44785858837 is 73885858744.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43943059876 + 842798961 = 209626^2 + 29031^2 .

It is a cyclic number.

It is not a de Polignac number, because 44785858837 - 2¹¹ = 44785856789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44785858867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22392929418 + 22392929419.

It is an arithmetic number, because the mean of its divisors is an integer number (22392929419).

Almost surely, 2^44785858837 is an apocalyptic number.

It is an amenable number.

44785858837 is a deficient number, since it is larger than the sum of its proper divisors (1).

44785858837 is an equidigital number, since it uses as much as digits as its factorization.

44785858837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 240844800, while the sum is 67.

The spelling of 44785858837 in words is "forty-four billion, seven hundred eighty-five million, eight hundred fifty-eight thousand, eight hundred thirty-seven".