44123454553 has 2 divisors, whose sum is σ = 44123454554. Its totient is φ = 44123454552.

The previous prime is 44123454547. The next prime is 44123454569. The reversal of 44123454553 is 35545432144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24879383824 + 19244070729 = 157732^2 + 138723^2 .

It is a cyclic number.

It is not a de Polignac number, because 44123454553 - 2⁵ = 44123454521 is a prime.

It is not a weakly prime, because it can be changed into another prime (44123454503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22061727276 + 22061727277.

It is an arithmetic number, because the mean of its divisors is an integer number (22061727277).

Almost surely, 2^44123454553 is an apocalyptic number.

It is an amenable number.

44123454553 is a deficient number, since it is larger than the sum of its proper divisors (1).

44123454553 is an equidigital number, since it uses as much as digits as its factorization.

44123454553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576000, while the sum is 40.

Adding to 44123454553 its reverse (35545432144), we get a palindrome (79668886697).

The spelling of 44123454553 in words is "forty-four billion, one hundred twenty-three million, four hundred fifty-four thousand, five hundred fifty-three".