1067427966566 has 24 divisors (see below), whose sum is σ = 1739698430400. Its totient is φ = 490977585696.

The previous prime is 1067427966551. The next prime is 1067427966601. The reversal of 1067427966566 is 6656697247601.

It is a super-2 number, since 2×1067427966566² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5290166 + ... + 5488233.

It is an arithmetic number, because the mean of its divisors is an integer number (72487434600).

Almost surely, 2^{1067427966566} is an apocalyptic number.

1067427966566 is a deficient number, since it is larger than the sum of its proper divisors (672270463834).

1067427966566 is a wasteful number, since it uses less digits than its factorization.

1067427966566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10778720 (or 10778707 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 65.

The spelling of 1067427966566 in words is "one trillion, sixty-seven billion, four hundred twenty-seven million, nine hundred sixty-six thousand, five hundred sixty-six".