7444334892866 has 16 divisors (see below), whose sum is σ = 11378065059000. Its totient is φ = 3651657330048.

The previous prime is 7444334892859. The next prime is 7444334892947. The reversal of 7444334892866 is 6682984334447.

It can be written as a sum of positive squares in 4 ways, for example, as 6264363242641 + 1179971650225 = 2502871^2 + 1086265^2 .

It is a junction number, because it is equal to n+sod(n) for n = 7444334892796 and 7444334892805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307801 + ... + 4074188.

Almost surely, 2^{7444334892866} is an apocalyptic number.

7444334892866 is a deficient number, since it is larger than the sum of its proper divisors (3933730166134).

7444334892866 is a wasteful number, since it uses less digits than its factorization.

7444334892866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5395093.

The product of its digits is 668860416, while the sum is 68.

The spelling of 7444334892866 in words is "seven trillion, four hundred forty-four billion, three hundred thirty-four million, eight hundred ninety-two thousand, eight hundred sixty-six".