1068213601566 has 12 divisors (see below), whose sum is σ = 2314462803432. Its totient is φ = 356071200516.

The previous prime is 1068213601549. The next prime is 1068213601577. The reversal of 1068213601566 is 6651063128601.

1068213601566 is a `hidden beast` number, since 1 + 0 + 6 + 8 + 21 + 3 + 60 + 1 + 566 = 666.

It is a super-2 number, since 2×1068213601566² (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 5 ways as a sum of consecutive naturals, for example, 29672600026 + ... + 29672600061.

It is an arithmetic number, because the mean of its divisors is an integer number (192871900286).

Almost surely, 2^{1068213601566} is an apocalyptic number.

1068213601566 is an abundant number, since it is smaller than the sum of its proper divisors (1246249201866).

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

1068213601566 is a wasteful number, since it uses less digits than its factorization.

1068213601566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59345200095 (or 59345200092 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 1068213601566 in words is "one trillion, sixty-eight billion, two hundred thirteen million, six hundred one thousand, five hundred sixty-six".