1066744309594 has 8 divisors (see below), whose sum is σ = 1600208124768. Its totient is φ = 533341601340.

The previous prime is 1066744309567. The next prime is 1066744309627. The reversal of 1066744309594 is 4959034476601.

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

It is a super-2 number, since 2×1066744309594² (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, 15233062 + ... + 15302929.

It is an arithmetic number, because the mean of its divisors is an integer number (200026015596).

Almost surely, 2^{1066744309594} is an apocalyptic number.

1066744309594 is a deficient number, since it is larger than the sum of its proper divisors (533463815174).

1066744309594 is a wasteful number, since it uses less digits than its factorization.

1066744309594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30553460.

The product of its (nonzero) digits is 19595520, while the sum is 58.

The spelling of 1066744309594 in words is "one trillion, sixty-six billion, seven hundred forty-four million, three hundred nine thousand, five hundred ninety-four".