4044020312345 has 32 divisors (see below), whose sum is σ = 5536336417920. Its totient is φ = 2809263836160.

The previous prime is 4044020312341. The next prime is 4044020312401. The reversal of 4044020312345 is 5432130204404.

4044020312345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4044020312345 - 2² = 4044020312341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4044020312341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1262150 + ... + 3111440.

It is an arithmetic number, because the mean of its divisors is an integer number (173010513060).

Almost surely, 2^{4044020312345} is an apocalyptic number.

It is an amenable number.

4044020312345 is a deficient number, since it is larger than the sum of its proper divisors (1492316105575).

4044020312345 is a wasteful number, since it uses less digits than its factorization.

4044020312345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851305.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 4044020312345 its reverse (5432130204404), we get a palindrome (9476150516749).

The spelling of 4044020312345 in words is "four trillion, forty-four billion, twenty million, three hundred twelve thousand, three hundred forty-five".