44071800737 has 2 divisors, whose sum is σ = 44071800738. Its totient is φ = 44071800736.

The previous prime is 44071800719. The next prime is 44071800761. The reversal of 44071800737 is 73700817044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43060815121 + 1010985616 = 207511^2 + 31796^2 .

It is a cyclic number.

It is not a de Polignac number, because 44071800737 - 2¹⁰ = 44071799713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44071800694 and 44071800703.

It is not a weakly prime, because it can be changed into another prime (44071200737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22035900368 + 22035900369.

It is an arithmetic number, because the mean of its divisors is an integer number (22035900369).

Almost surely, 2^44071800737 is an apocalyptic number.

It is an amenable number.

44071800737 is a deficient number, since it is larger than the sum of its proper divisors (1).

44071800737 is an equidigital number, since it uses as much as digits as its factorization.

44071800737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 131712, while the sum is 41.

The spelling of 44071800737 in words is "forty-four billion, seventy-one million, eight hundred thousand, seven hundred thirty-seven".