29993660966066 has 16 divisors (see below), whose sum is σ = 52511698227456. Its totient is φ = 12580927699776.

The previous prime is 29993660966021. The next prime is 29993660966077. The reversal of 29993660966066 is 66066906639992.

It is a super-2 number, since 2×29993660966066² (a number of 28 digits) contains 22 as substring.

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, 22791535031 + ... + 22791536346.

It is an arithmetic number, because the mean of its divisors is an integer number (3281981139216).

Almost surely, 2^{29993660966066} is an apocalyptic number.

29993660966066 is a deficient number, since it is larger than the sum of its proper divisors (22518037261390).

29993660966066 is a wasteful number, since it uses less digits than its factorization.

29993660966066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45583071433.

The product of its (nonzero) digits is 1836660096, while the sum is 77.

The spelling of 29993660966066 in words is "twenty-nine trillion, nine hundred ninety-three billion, six hundred sixty million, nine hundred sixty-six thousand, sixty-six".