44146304989 has 2 divisors, whose sum is σ = 44146304990. Its totient is φ = 44146304988.

The previous prime is 44146304971. The next prime is 44146305037. The reversal of 44146304989 is 98940364144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29681432089 + 14464872900 = 172283^2 + 120270^2 .

It is a cyclic number.

It is not a de Polignac number, because 44146304989 - 2¹⁷ = 44146173917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44156304989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22073152494 + 22073152495.

It is an arithmetic number, because the mean of its divisors is an integer number (22073152495).

Almost surely, 2^44146304989 is an apocalyptic number.

It is an amenable number.

44146304989 is a deficient number, since it is larger than the sum of its proper divisors (1).

44146304989 is an equidigital number, since it uses as much as digits as its factorization.

44146304989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 44146304989 in words is "forty-four billion, one hundred forty-six million, three hundred four thousand, nine hundred eighty-nine".