1274144256012 has 48 divisors (see below), whose sum is σ = 3075717506400. Its totient is φ = 410043164160.

The previous prime is 1274144255977. The next prime is 1274144256013. The reversal of 1274144256012 is 2106524414721.

It is not an unprimeable number, because it can be changed into a prime (1274144256013) 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, 5747712 + ... + 5965272.

It is an arithmetic number, because the mean of its divisors is an integer number (64077448050).

Almost surely, 2^{1274144256012} is an apocalyptic number.

1274144256012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1274144256012 is an abundant number, since it is smaller than the sum of its proper divisors (1801573250388).

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

1274144256012 is a wasteful number, since it uses less digits than its factorization.

1274144256012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234426 (or 234424 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The spelling of 1274144256012 in words is "one trillion, two hundred seventy-four billion, one hundred forty-four million, two hundred fifty-six thousand, twelve".