44963878217 has 2 divisors, whose sum is σ = 44963878218. Its totient is φ = 44963878216.

The previous prime is 44963878199. The next prime is 44963878231. The reversal of 44963878217 is 71287836944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40640947216 + 4322931001 = 201596^2 + 65749^2 .

It is a cyclic number.

It is not a de Polignac number, because 44963878217 - 2¹² = 44963874121 is a prime.

It is not a weakly prime, because it can be changed into another prime (44963878247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22481939108 + 22481939109.

It is an arithmetic number, because the mean of its divisors is an integer number (22481939109).

Almost surely, 2^44963878217 is an apocalyptic number.

It is an amenable number.

44963878217 is a deficient number, since it is larger than the sum of its proper divisors (1).

44963878217 is an equidigital number, since it uses as much as digits as its factorization.

44963878217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16257024, while the sum is 59.

The spelling of 44963878217 in words is "forty-four billion, nine hundred sixty-three million, eight hundred seventy-eight thousand, two hundred seventeen".