1071990096668 has 12 divisors (see below), whose sum is σ = 1883831970720. Its totient is φ = 533752390752.

The previous prime is 1071990096563. The next prime is 1071990096701. The reversal of 1071990096668 is 8666900991701.

It is a super-2 number, since 2×1071990096668² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1071990096668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560663321 + ... + 560665232.

It is an arithmetic number, because the mean of its divisors is an integer number (156985997560).

Almost surely, 2^{1071990096668} is an apocalyptic number.

It is an amenable number.

1071990096668 is a deficient number, since it is larger than the sum of its proper divisors (811841874052).

1071990096668 is a wasteful number, since it uses less digits than its factorization.

1071990096668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121328796 (or 1121328794 counting only the distinct ones).

The product of its (nonzero) digits is 8817984, while the sum is 62.

The spelling of 1071990096668 in words is "one trillion, seventy-one billion, nine hundred ninety million, ninety-six thousand, six hundred sixty-eight".