1443171443146 has 16 divisors (see below), whose sum is σ = 2175105346560. Its totient is φ = 718136606880.

The previous prime is 1443171443123. The next prime is 1443171443173. The reversal of 1443171443146 is 6413441713441.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13352695 + ... + 13460341.

It is an arithmetic number, because the mean of its divisors is an integer number (135944084160).

Almost surely, 2^{1443171443146} is an apocalyptic number.

1443171443146 is a deficient number, since it is larger than the sum of its proper divisors (731933903414).

1443171443146 is a wasteful number, since it uses less digits than its factorization.

1443171443146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139629.

The product of its digits is 387072, while the sum is 43.

The spelling of 1443171443146 in words is "one trillion, four hundred forty-three billion, one hundred seventy-one million, four hundred forty-three thousand, one hundred forty-six".