44040322253 has 2 divisors, whose sum is σ = 44040322254. Its totient is φ = 44040322252.

The previous prime is 44040322219. The next prime is 44040322273. The reversal of 44040322253 is 35222304044.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43165464169 + 874858084 = 207763^2 + 29578^2 .

It is a cyclic number.

It is not a de Polignac number, because 44040322253 - 2³⁴ = 26860453069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44040322273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22020161126 + 22020161127.

It is an arithmetic number, because the mean of its divisors is an integer number (22020161127).

Almost surely, 2^44040322253 is an apocalyptic number.

It is an amenable number.

44040322253 is a deficient number, since it is larger than the sum of its proper divisors (1).

44040322253 is an equidigital number, since it uses as much as digits as its factorization.

44040322253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 44040322253 its reverse (35222304044), we get a palindrome (79262626297).

The spelling of 44040322253 in words is "forty-four billion, forty million, three hundred twenty-two thousand, two hundred fifty-three".