1066316376626 has 4 divisors (see below), whose sum is σ = 1599474564942. Its totient is φ = 533158188312.

The previous prime is 1066316376589. The next prime is 1066316376637. The reversal of 1066316376626 is 6266736136601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1014046986001 + 52269390625 = 1006999^2 + 228625^2 .

It is a super-2 number, since 2×1066316376626² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266579094155 + ... + 266579094158.

Almost surely, 2^{1066316376626} is an apocalyptic number.

1066316376626 is a deficient number, since it is larger than the sum of its proper divisors (533158188316).

1066316376626 is an equidigital number, since it uses as much as digits as its factorization.

1066316376626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533158188315.

The product of its (nonzero) digits is 5878656, while the sum is 53.

The spelling of 1066316376626 in words is "one trillion, sixty-six billion, three hundred sixteen million, three hundred seventy-six thousand, six hundred twenty-six".