44600931821 has 2 divisors, whose sum is σ = 44600931822. Its totient is φ = 44600931820.

The previous prime is 44600931811. The next prime is 44600931853. The reversal of 44600931821 is 12813900644.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36171855721 + 8429076100 = 190189^2 + 91810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44600931821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44600931811) 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, 22300465910 + 22300465911.

It is an arithmetic number, because the mean of its divisors is an integer number (22300465911).

Almost surely, 2^44600931821 is an apocalyptic number.

It is an amenable number.

44600931821 is a deficient number, since it is larger than the sum of its proper divisors (1).

44600931821 is an equidigital number, since it uses as much as digits as its factorization.

44600931821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 44600931821 in words is "forty-four billion, six hundred million, nine hundred thirty-one thousand, eight hundred twenty-one".