44475338321 has 2 divisors, whose sum is σ = 44475338322. Its totient is φ = 44475338320.

The previous prime is 44475338251. The next prime is 44475338381. The reversal of 44475338321 is 12383357444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29618410000 + 14856928321 = 172100^2 + 121889^2 .

It is a cyclic number.

It is not a de Polignac number, because 44475338321 - 2¹⁴ = 44475321937 is a prime.

It is a super-2 number, since 2×44475338321² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44475338381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22237669160 + 22237669161.

It is an arithmetic number, because the mean of its divisors is an integer number (22237669161).

Almost surely, 2^44475338321 is an apocalyptic number.

It is an amenable number.

44475338321 is a deficient number, since it is larger than the sum of its proper divisors (1).

44475338321 is an equidigital number, since it uses as much as digits as its factorization.

44475338321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 44.

The spelling of 44475338321 in words is "forty-four billion, four hundred seventy-five million, three hundred thirty-eight thousand, three hundred twenty-one".