1066985926535 has 16 divisors (see below), whose sum is σ = 1281565150272. Its totient is φ = 852801081600.

The previous prime is 1066985926507. The next prime is 1066985926543. The reversal of 1066985926535 is 5356295896601.

It is not a de Polignac number, because 1066985926535 - 2²⁸ = 1066717491079 is a prime.

It is a super-2 number, since 2×1066985926535² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 25952195 + ... + 25993275.

It is an arithmetic number, because the mean of its divisors is an integer number (80097821892).

Almost surely, 2^{1066985926535} is an apocalyptic number.

1066985926535 is a deficient number, since it is larger than the sum of its proper divisors (214579223737).

1066985926535 is a wasteful number, since it uses less digits than its factorization.

1066985926535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45754.

The product of its (nonzero) digits is 104976000, while the sum is 65.

The spelling of 1066985926535 in words is "one trillion, sixty-six billion, nine hundred eighty-five million, nine hundred twenty-six thousand, five hundred thirty-five".