1447147572906 has 64 divisors (see below), whose sum is σ = 3587763352320. Its totient is φ = 379657482240.

The previous prime is 1447147572881. The next prime is 1447147572907. The reversal of 1447147572906 is 6092757417441.

It is not an unprimeable number, because it can be changed into a prime (1447147572907) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24688011 + ... + 24746558.

It is an arithmetic number, because the mean of its divisors is an integer number (56058802380).

Almost surely, 2^{1447147572906} is an apocalyptic number.

1447147572906 is an abundant number, since it is smaller than the sum of its proper divisors (2140615779414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1447147572906 is a wasteful number, since it uses less digits than its factorization.

1447147572906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49434639.

The product of its (nonzero) digits is 11854080, while the sum is 57.

The spelling of 1447147572906 in words is "one trillion, four hundred forty-seven billion, one hundred forty-seven million, five hundred seventy-two thousand, nine hundred six".