1244570275116 has 144 divisors (see below), whose sum is σ = 3807745503744. Its totient is φ = 335054320128.

The previous prime is 1244570275087. The next prime is 1244570275141. The reversal of 1244570275116 is 6115720754421.

1244570275116 is a `hidden beast` number, since 1 + 2 + 4 + 4 + 570 + 2 + 75 + 1 + 1 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1214125 + ... + 1990788.

Almost surely, 2^{1244570275116} is an apocalyptic number.

It is an amenable number.

1244570275116 is an abundant number, since it is smaller than the sum of its proper divisors (2563175228628).

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

1244570275116 is a wasteful number, since it uses less digits than its factorization.

1244570275116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3205020 (or 3205015 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 1244570275116 in words is "one trillion, two hundred forty-four billion, five hundred seventy million, two hundred seventy-five thousand, one hundred sixteen".