1162550345566 has 16 divisors (see below), whose sum is σ = 1757625131808. Its totient is φ = 576690559200.

The previous prime is 1162550345563. The next prime is 1162550345597. The reversal of 1162550345566 is 6655430552611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162550345563) 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, 3661690 + ... + 3966493.

It is an arithmetic number, because the mean of its divisors is an integer number (109851570738).

Almost surely, 2^{1162550345566} is an apocalyptic number.

1162550345566 is a deficient number, since it is larger than the sum of its proper divisors (595074786242).

1162550345566 is a wasteful number, since it uses less digits than its factorization.

1162550345566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7628787.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 1162550345566 in words is "one trillion, one hundred sixty-two billion, five hundred fifty million, three hundred forty-five thousand, five hundred sixty-six".