4434885523381 has 2 divisors, whose sum is σ = 4434885523382. Its totient is φ = 4434885523380.

The previous prime is 4434885523379. The next prime is 4434885523457. The reversal of 4434885523381 is 1833255884344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3091161748900 + 1343723774481 = 1758170^2 + 1159191^2 .

It is a cyclic number.

It is not a de Polignac number, because 4434885523381 - 2¹ = 4434885523379 is a prime.

It is a super-2 number, since 2×4434885523381² (a number of 26 digits) contains 22 as substring.

Together with 4434885523379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4434885523331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2217442761690 + 2217442761691.

It is an arithmetic number, because the mean of its divisors is an integer number (2217442761691).

Almost surely, 2^{4434885523381} is an apocalyptic number.

It is an amenable number.

4434885523381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4434885523381 is an equidigital number, since it uses as much as digits as its factorization.

4434885523381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44236800, while the sum is 58.

The spelling of 4434885523381 in words is "four trillion, four hundred thirty-four billion, eight hundred eighty-five million, five hundred twenty-three thousand, three hundred eighty-one".