88886688886666 has 64 divisors (see below), whose sum is σ = 149362458537600. Its totient is φ = 39321388288000.

The previous prime is 88886688886657. The next prime is 88886688886729. The reversal of 88886688886666 is 66668888668888.

It is a super-2 number, since 2×88886688886666² (a number of 29 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1128866850 + ... + 1128945586.

It is an arithmetic number, because the mean of its divisors is an integer number (2333788414650).

It is a self-describing number.

Almost surely, 2^{88886688886666} is an apocalyptic number.

88886688886666 is a deficient number, since it is larger than the sum of its proper divisors (60475769650934).

88886688886666 is a wasteful number, since it uses less digits than its factorization.

88886688886666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81831.

The product of its digits is 782757789696, while the sum is 100.

The spelling of 88886688886666 in words is "eighty-eight trillion, eight hundred eighty-six billion, six hundred eighty-eight million, eight hundred eighty-six thousand, six hundred sixty-six".