8044491345 has 128 divisors (see below), whose sum is σ = 14895747072. Its totient is φ = 3672345600.

The previous prime is 8044491331. The next prime is 8044491353. The reversal of 8044491345 is 5431944408.

It is not a de Polignac number, because 8044491345 - 2²⁹ = 7507620433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8044491297 and 8044491306.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 29041347 + ... + 29041623.

It is an arithmetic number, because the mean of its divisors is an integer number (116373024).

Almost surely, 2^8044491345 is an apocalyptic number.

It is an amenable number.

8044491345 is a deficient number, since it is larger than the sum of its proper divisors (6851255727).

8044491345 is a wasteful number, since it uses less digits than its factorization.

8044491345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471.

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 8044491345 is about 89691.0884369233. The cubic root of 8044491345 is about 2003.7007600472.

The spelling of 8044491345 in words is "eight billion, forty-four million, four hundred ninety-one thousand, three hundred forty-five".