1145276162644 has 12 divisors (see below), whose sum is σ = 2004303292768. Its totient is φ = 572618079000.

The previous prime is 1145276162587. The next prime is 1145276162669. The reversal of 1145276162644 is 4462616725411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4871382 + ... + 5101069.

Almost surely, 2^{1145276162644} is an apocalyptic number.

It is an amenable number.

1145276162644 is a deficient number, since it is larger than the sum of its proper divisors (859027130124).

1145276162644 is a wasteful number, since it uses less digits than its factorization.

1145276162644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10001166 (or 10001164 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The spelling of 1145276162644 in words is "one trillion, one hundred forty-five billion, two hundred seventy-six million, one hundred sixty-two thousand, six hundred forty-four".