1142150656272 has 40 divisors (see below), whose sum is σ = 3030300619776. Its totient is φ = 370427239296.

The previous prime is 1142150656261. The next prime is 1142150656277. The reversal of 1142150656272 is 2726560512411.

It is not an unprimeable number, because it can be changed into a prime (1142150656277) 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, 321549648 + ... + 321553199.

Almost surely, 2^{1142150656272} is an apocalyptic number.

1142150656272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142150656272 is an abundant number, since it is smaller than the sum of its proper divisors (1888149963504).

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

1142150656272 is a wasteful number, since it uses less digits than its factorization.

1142150656272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643102895 (or 643102889 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The spelling of 1142150656272 in words is "one trillion, one hundred forty-two billion, one hundred fifty million, six hundred fifty-six thousand, two hundred seventy-two".