4445137824456 has 32 divisors (see below), whose sum is σ = 12700393784640. Its totient is φ = 1270039378368.

The previous prime is 4445137824443. The next prime is 4445137824509. The reversal of 4445137824456 is 6544287315444.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4445137824396 and 4445137824405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13229576691 + ... + 13229577026.

It is an arithmetic number, because the mean of its divisors is an integer number (396887305770).

Almost surely, 2^{4445137824456} is an apocalyptic number.

It is an amenable number.

4445137824456 is an abundant number, since it is smaller than the sum of its proper divisors (8255255960184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4445137824456 is a wasteful number, since it uses less digits than its factorization.

4445137824456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26459153733 (or 26459153729 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 57.

The spelling of 4445137824456 in words is "four trillion, four hundred forty-five billion, one hundred thirty-seven million, eight hundred twenty-four thousand, four hundred fifty-six".