44826449381993 has 2 divisors, whose sum is σ = 44826449381994. Its totient is φ = 44826449381992.

The previous prime is 44826449381957. The next prime is 44826449382059. The reversal of 44826449381993 is 39918394462844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43796441580544 + 1030007801449 = 6617888^2 + 1014893^2 .

It is a cyclic number.

It is not a de Polignac number, because 44826449381993 - 2¹⁴ = 44826449365609 is a prime.

It is a super-2 number, since 2×44826449381993² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44826449381993.

It is not a weakly prime, because it can be changed into another prime (44826449381933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22413224690996 + 22413224690997.

It is an arithmetic number, because the mean of its divisors is an integer number (22413224690997).

Almost surely, 2^{44826449381993} is an apocalyptic number.

It is an amenable number.

44826449381993 is a deficient number, since it is larger than the sum of its proper divisors (1).

44826449381993 is an equidigital number, since it uses as much as digits as its factorization.

44826449381993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1289945088, while the sum is 74.

The spelling of 44826449381993 in words is "forty-four trillion, eight hundred twenty-six billion, four hundred forty-nine million, three hundred eighty-one thousand, nine hundred ninety-three".