44284662857 has 2 divisors, whose sum is σ = 44284662858. Its totient is φ = 44284662856.

The previous prime is 44284662787. The next prime is 44284662859. The reversal of 44284662857 is 75826648244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42619125136 + 1665537721 = 206444^2 + 40811^2 .

It is a cyclic number.

It is not a de Polignac number, because 44284662857 - 2¹⁰ = 44284661833 is a prime.

It is a super-2 number, since 2×44284662857² (a number of 22 digits) contains 22 as substring.

Together with 44284662859, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44284662859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22142331428 + 22142331429.

It is an arithmetic number, because the mean of its divisors is an integer number (22142331429).

Almost surely, 2^44284662857 is an apocalyptic number.

It is an amenable number.

44284662857 is a deficient number, since it is larger than the sum of its proper divisors (1).

44284662857 is an equidigital number, since it uses as much as digits as its factorization.

44284662857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20643840, while the sum is 56.

The spelling of 44284662857 in words is "forty-four billion, two hundred eighty-four million, six hundred sixty-two thousand, eight hundred fifty-seven".