1146205206566 has 16 divisors (see below), whose sum is σ = 1972568833056. Its totient is φ = 489319397376.

The previous prime is 1146205206533. The next prime is 1146205206583. The reversal of 1146205206566 is 6656025026411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159280061 + ... + 159287256.

It is an arithmetic number, because the mean of its divisors is an integer number (123285552066).

Almost surely, 2^{1146205206566} is an apocalyptic number.

1146205206566 is a deficient number, since it is larger than the sum of its proper divisors (826363626490).

1146205206566 is a wasteful number, since it uses less digits than its factorization.

1146205206566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318567583.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 1146205206566 in words is "one trillion, one hundred forty-six billion, two hundred five million, two hundred six thousand, five hundred sixty-six".