1115526666212 has 12 divisors (see below), whose sum is σ = 2231053332480. Its totient is φ = 478082856936.

The previous prime is 1115526666157. The next prime is 1115526666263. The reversal of 1115526666212 is 2126666255111.

1115526666212 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19920119012 + ... + 19920119067.

It is an arithmetic number, because the mean of its divisors is an integer number (185921111040).

Almost surely, 2^{1115526666212} is an apocalyptic number.

It is an amenable number.

1115526666212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1115526666212 is a wasteful number, since it uses less digits than its factorization.

1115526666212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39840238090 (or 39840238088 counting only the distinct ones).

The product of its digits is 259200, while the sum is 44.

The spelling of 1115526666212 in words is "one trillion, one hundred fifteen billion, five hundred twenty-six million, six hundred sixty-six thousand, two hundred twelve".