44142400297 has 2 divisors, whose sum is σ = 44142400298. Its totient is φ = 44142400296.

The previous prime is 44142400271. The next prime is 44142400303. The reversal of 44142400297 is 79200424144.

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., 33001808896 + 11140591401 = 181664^2 + 105549^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44142400297 is a prime.

It is not a weakly prime, because it can be changed into another prime (44142400097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22071200148 + 22071200149.

It is an arithmetic number, because the mean of its divisors is an integer number (22071200149).

Almost surely, 2^44142400297 is an apocalyptic number.

It is an amenable number.

44142400297 is a deficient number, since it is larger than the sum of its proper divisors (1).

44142400297 is an equidigital number, since it uses as much as digits as its factorization.

44142400297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 44142400297 in words is "forty-four billion, one hundred forty-two million, four hundred thousand, two hundred ninety-seven".