1144323522666 has 12 divisors (see below), whose sum is σ = 2479367632482. Its totient is φ = 381441174216.

The previous prime is 1144323522593. The next prime is 1144323522677. The reversal of 1144323522666 is 6662253234411.

It can be written as a sum of positive squares in only one way, i.e., 1061664397641 + 82659125025 = 1030371^2 + 287505^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31786764501 + ... + 31786764536.

Almost surely, 2^{1144323522666} is an apocalyptic number.

1144323522666 is an abundant number, since it is smaller than the sum of its proper divisors (1335044109816).

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

1144323522666 is a wasteful number, since it uses less digits than its factorization.

1144323522666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63573529045 (or 63573529042 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 1144323522666 in words is "one trillion, one hundred forty-four billion, three hundred twenty-three million, five hundred twenty-two thousand, six hundred sixty-six".