1006647061045 has 4 divisors (see below), whose sum is σ = 1207976473260. Its totient is φ = 805317648832.

The previous prime is 1006647061001. The next prime is 1006647061081. The reversal of 1006647061045 is 5401607466001.

1006647061045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 387125373636 + 619521687409 = 622194^2 + 787097^2 .

It is a cyclic number.

It is not a de Polignac number, because 1006647061045 - 2¹¹ = 1006647058997 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1006647060989 and 1006647061007.

It is a congruent number.

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, 100664706100 + ... + 100664706109.

It is an arithmetic number, because the mean of its divisors is an integer number (301994118315).

Almost surely, 2^{1006647061045} is an apocalyptic number.

It is an amenable number.

1006647061045 is a deficient number, since it is larger than the sum of its proper divisors (201329412215).

1006647061045 is an equidigital number, since it uses as much as digits as its factorization.

1006647061045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201329412214.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 1006647061045 in words is "one trillion, six billion, six hundred forty-seven million, sixty-one thousand, forty-five".