12573620077444 has 24 divisors (see below), whose sum is σ = 22237236912128. Its totient is φ = 6220162056960.

The previous prime is 12573620077439. The next prime is 12573620077511. The reversal of 12573620077444 is 44477002637521.

It is a junction number, because it is equal to n+sod(n) for n = 12573620077391 and 12573620077400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3462564 + ... + 6093979.

Almost surely, 2^{12573620077444} is an apocalyptic number.

It is an amenable number.

12573620077444 is a deficient number, since it is larger than the sum of its proper divisors (9663616834684).

12573620077444 is a wasteful number, since it uses less digits than its factorization.

12573620077444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9560035 (or 9560033 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 52.

The spelling of 12573620077444 in words is "twelve trillion, five hundred seventy-three billion, six hundred twenty million, seventy-seven thousand, four hundred forty-four".