120644353207612 has 48 divisors (see below), whose sum is σ = 231098781981312. Its totient is φ = 54768423790080.

The previous prime is 120644353207523. The next prime is 120644353207613. The reversal of 120644353207612 is 216702353446021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120644353207613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270008973 + ... + 270455419.

It is an arithmetic number, because the mean of its divisors is an integer number (4814557957944).

Almost surely, 2^{120644353207612} is an apocalyptic number.

It is an amenable number.

120644353207612 is a deficient number, since it is larger than the sum of its proper divisors (110454428773700).

120644353207612 is a wasteful number, since it uses less digits than its factorization.

120644353207612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531718 (or 531716 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 120644353207612 in words is "one hundred twenty trillion, six hundred forty-four billion, three hundred fifty-three million, two hundred seven thousand, six hundred twelve".