1056131062666 has 8 divisors (see below), whose sum is σ = 1588982687424. Its totient is φ = 526470166860.

The previous prime is 1056131062643. The next prime is 1056131062717. The reversal of 1056131062666 is 6662601316501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1056131062666² (a number of 25 digits) contains 22 as substring.

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, 797681410 + ... + 797682733.

It is an arithmetic number, because the mean of its divisors is an integer number (198622835928).

Almost surely, 2^{1056131062666} is an apocalyptic number.

1056131062666 is a deficient number, since it is larger than the sum of its proper divisors (532851624758).

1056131062666 is a wasteful number, since it uses less digits than its factorization.

1056131062666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595364476.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 1056131062666 in words is "one trillion, fifty-six billion, one hundred thirty-one million, sixty-two thousand, six hundred sixty-six".