1225027444616 has 16 divisors (see below), whose sum is σ = 2417817325200. Its totient is φ = 580276157904.

The previous prime is 1225027444493. The next prime is 1225027444621. The reversal of 1225027444616 is 6164447205221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4029695390 + ... + 4029695693.

It is an arithmetic number, because the mean of its divisors is an integer number (151113582825).

Almost surely, 2^{1225027444616} is an apocalyptic number.

It is an amenable number.

1225027444616 is a deficient number, since it is larger than the sum of its proper divisors (1192789880584).

1225027444616 is a wasteful number, since it uses less digits than its factorization.

1225027444616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8059391108 (or 8059391104 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 1225027444616 in words is "one trillion, two hundred twenty-five billion, twenty-seven million, four hundred forty-four thousand, six hundred sixteen".