44213893453 has 2 divisors, whose sum is σ = 44213893454. Its totient is φ = 44213893452.

The previous prime is 44213893417. The next prime is 44213893457. The reversal of 44213893453 is 35439831244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23524810884 + 20689082569 = 153378^2 + 143837^2 .

It is a cyclic number.

It is not a de Polignac number, because 44213893453 - 2³³ = 35623958861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44213893457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22106946726 + 22106946727.

It is an arithmetic number, because the mean of its divisors is an integer number (22106946727).

Almost surely, 2^44213893453 is an apocalyptic number.

It is an amenable number.

44213893453 is a deficient number, since it is larger than the sum of its proper divisors (1).

44213893453 is an equidigital number, since it uses as much as digits as its factorization.

44213893453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 46.

The spelling of 44213893453 in words is "forty-four billion, two hundred thirteen million, eight hundred ninety-three thousand, four hundred fifty-three".