44243513201 has 2 divisors, whose sum is σ = 44243513202. Its totient is φ = 44243513200.

The previous prime is 44243513191. The next prime is 44243513231. The reversal of 44243513201 is 10231534244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39241629025 + 5001884176 = 198095^2 + 70724^2 .

It is a cyclic number.

It is not a de Polignac number, because 44243513201 - 2⁶ = 44243513137 is a prime.

It is a super-2 number, since 2×44243513201² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44243513231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22121756600 + 22121756601.

It is an arithmetic number, because the mean of its divisors is an integer number (22121756601).

Almost surely, 2^44243513201 is an apocalyptic number.

It is an amenable number.

44243513201 is a deficient number, since it is larger than the sum of its proper divisors (1).

44243513201 is an equidigital number, since it uses as much as digits as its factorization.

44243513201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

The spelling of 44243513201 in words is "forty-four billion, two hundred forty-three million, five hundred thirteen thousand, two hundred one".