1129642166668 has 12 divisors (see below), whose sum is σ = 1978884860400. Its totient is φ = 564246492272.

The previous prime is 1129642166633. The next prime is 1129642166677. The reversal of 1129642166668 is 8666612469211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143643343 + ... + 143651206.

It is an arithmetic number, because the mean of its divisors is an integer number (164907071700).

Almost surely, 2^{1129642166668} is an apocalyptic number.

It is an amenable number.

1129642166668 is a deficient number, since it is larger than the sum of its proper divisors (849242693732).

1129642166668 is a wasteful number, since it uses less digits than its factorization.

1129642166668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287295536 (or 287295534 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 58.

The spelling of 1129642166668 in words is "one trillion, one hundred twenty-nine billion, six hundred forty-two million, one hundred sixty-six thousand, six hundred sixty-eight".