44412115587797 has 2 divisors, whose sum is σ = 44412115587798. Its totient is φ = 44412115587796.

The previous prime is 44412115587787. The next prime is 44412115587841. The reversal of 44412115587797 is 79778551121444.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42935924607601 + 1476190980196 = 6552551^2 + 1214986^2 .

It is a cyclic number.

It is not a de Polignac number, because 44412115587797 - 2⁴ = 44412115587781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44412115587787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22206057793898 + 22206057793899.

It is an arithmetic number, because the mean of its divisors is an integer number (22206057793899).

Almost surely, 2^{44412115587797} is an apocalyptic number.

It is an amenable number.

44412115587797 is a deficient number, since it is larger than the sum of its proper divisors (1).

44412115587797 is an equidigital number, since it uses as much as digits as its factorization.

44412115587797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79027200, while the sum is 65.

The spelling of 44412115587797 in words is "forty-four trillion, four hundred twelve billion, one hundred fifteen million, five hundred eighty-seven thousand, seven hundred ninety-seven".