8446745044 has 12 divisors (see below), whose sum is σ = 15060706164. Its totient is φ = 4143686144.

The previous prime is 8446745029. The next prime is 8446745077. The reversal of 8446745044 is 4405476448.

It can be written as a sum of positive squares in 2 ways, for example, as 4940684100 + 3506060944 = 70290^2 + 59212^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8446744985 and 8446745003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19921357 + ... + 19921780.

It is an arithmetic number, because the mean of its divisors is an integer number (1255058847).

Almost surely, 2^8446745044 is an apocalyptic number.

It is an amenable number.

8446745044 is a deficient number, since it is larger than the sum of its proper divisors (6613961120).

8446745044 is a wasteful number, since it uses less digits than its factorization.

8446745044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39843194 (or 39843192 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 46.

The square root of 8446745044 is about 91906.1752223429. The cubic root of 8446745044 is about 2036.5564939366.

The spelling of 8446745044 in words is "eight billion, four hundred forty-six million, seven hundred forty-five thousand, forty-four".