44492447969 has 2 divisors, whose sum is σ = 44492447970. Its totient is φ = 44492447968.

The previous prime is 44492447939. The next prime is 44492448031. The reversal of 44492447969 is 96974429444.

It is an a-pointer prime, because the next prime (44492448031) can be obtained adding 44492447969 to its sum of digits (62).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43383890944 + 1108557025 = 208288^2 + 33295^2 .

It is a cyclic number.

It is not a de Polignac number, because 44492447969 - 2¹² = 44492443873 is a prime.

It is a super-2 number, since 2×44492447969² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44492447939) 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, 22246223984 + 22246223985.

It is an arithmetic number, because the mean of its divisors is an integer number (22246223985).

Almost surely, 2^44492447969 is an apocalyptic number.

It is an amenable number.

44492447969 is a deficient number, since it is larger than the sum of its proper divisors (1).

44492447969 is an equidigital number, since it uses as much as digits as its factorization.

44492447969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62705664, while the sum is 62.

The spelling of 44492447969 in words is "forty-four billion, four hundred ninety-two million, four hundred forty-seven thousand, nine hundred sixty-nine".