1145444473206 has 64 divisors (see below), whose sum is σ = 2783625004800. Its totient is φ = 346255646400.

The previous prime is 1145444473193. The next prime is 1145444473211. The reversal of 1145444473206 is 6023744445411.

1145444473206 is a `hidden beast` number, since 1 + 14 + 544 + 4 + 4 + 73 + 20 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2114460 + ... + 2600351.

It is an arithmetic number, because the mean of its divisors is an integer number (43494140700).

Almost surely, 2^{1145444473206} is an apocalyptic number.

1145444473206 is an abundant number, since it is smaller than the sum of its proper divisors (1638180531594).

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

1145444473206 is a wasteful number, since it uses less digits than its factorization.

1145444473206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715242 (or 4715236 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 1145444473206 in words is "one trillion, one hundred forty-five billion, four hundred forty-four million, four hundred seventy-three thousand, two hundred six".