44534336137 has 2 divisors, whose sum is σ = 44534336138. Its totient is φ = 44534336136.

The previous prime is 44534336131. The next prime is 44534336167. The reversal of 44534336137 is 73163343544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38860631161 + 5673704976 = 197131^2 + 75324^2 .

It is a cyclic number.

It is not a de Polignac number, because 44534336137 - 2⁷ = 44534336009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44534336093 and 44534336102.

It is not a weakly prime, because it can be changed into another prime (44534336131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22267168068 + 22267168069.

It is an arithmetic number, because the mean of its divisors is an integer number (22267168069).

Almost surely, 2^44534336137 is an apocalyptic number.

It is an amenable number.

44534336137 is a deficient number, since it is larger than the sum of its proper divisors (1).

44534336137 is an equidigital number, since it uses as much as digits as its factorization.

44534336137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 43.

The spelling of 44534336137 in words is "forty-four billion, five hundred thirty-four million, three hundred thirty-six thousand, one hundred thirty-seven".