100444455123443 has 2 divisors, whose sum is σ = 100444455123444. Its totient is φ = 100444455123442.

The previous prime is 100444455123437. The next prime is 100444455123563. The reversal of 100444455123443 is 344321554444001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100444455123443 - 2¹⁸ = 100444454861299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100444455123394 and 100444455123403.

It is not a weakly prime, because it can be changed into another prime (100444455123433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50222227561721 + 50222227561722.

It is an arithmetic number, because the mean of its divisors is an integer number (50222227561722).

Almost surely, 2^{100444455123443} is an apocalyptic number.

100444455123443 is a deficient number, since it is larger than the sum of its proper divisors (1).

100444455123443 is an equidigital number, since it uses as much as digits as its factorization.

100444455123443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1843200, while the sum is 44.

The spelling of 100444455123443 in words is "one hundred trillion, four hundred forty-four billion, four hundred fifty-five million, one hundred twenty-three thousand, four hundred forty-three".