1156069681066 has 32 divisors (see below), whose sum is σ = 1781319807360. Its totient is φ = 562496760000.

The previous prime is 1156069681057. The next prime is 1156069681073. The reversal of 1156069681066 is 6601869606511.

It is a junction number, because it is equal to n+sod(n) for n = 1156069680998 and 1156069681016.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106672600 + ... + 106683436.

It is an arithmetic number, because the mean of its divisors is an integer number (55666243980).

Almost surely, 2^{1156069681066} is an apocalyptic number.

1156069681066 is a deficient number, since it is larger than the sum of its proper divisors (625250126294).

1156069681066 is a wasteful number, since it uses less digits than its factorization.

1156069681066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19950.

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 1156069681066 in words is "one trillion, one hundred fifty-six billion, sixty-nine million, six hundred eighty-one thousand, sixty-six".