1244027421282 has 16 divisors (see below), whose sum is σ = 2488096802592. Its totient is φ = 414668813760.

The previous prime is 1244027421277. The next prime is 1244027421283. The reversal of 1244027421282 is 2821247204421.

It is a self number, because there is not a number n which added to its sum of digits gives 1244027421282.

It is not an unprimeable number, because it can be changed into a prime (1244027421283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1356144 + ... + 2080187.

It is an arithmetic number, because the mean of its divisors is an integer number (155506050162).

Almost surely, 2^{1244027421282} is an apocalyptic number.

1244027421282 is an abundant number, since it is smaller than the sum of its proper divisors (1244069381310).

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

1244027421282 is a wasteful number, since it uses less digits than its factorization.

1244027421282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496673.

The product of its (nonzero) digits is 114688, while the sum is 39.

The spelling of 1244027421282 in words is "one trillion, two hundred forty-four billion, twenty-seven million, four hundred twenty-one thousand, two hundred eighty-two".