1443573872642 has 32 divisors (see below), whose sum is σ = 2379115597824. Its totient is φ = 651483566800.

The previous prime is 1443573872641. The next prime is 1443573872677. The reversal of 1443573872642 is 2462783753441.

It is not an unprimeable number, because it can be changed into a prime (1443573872641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2943017 + ... + 3398307.

It is an arithmetic number, because the mean of its divisors is an integer number (74347362432).

Almost surely, 2^{1443573872642} is an apocalyptic number.

1443573872642 is a deficient number, since it is larger than the sum of its proper divisors (935541725182).

1443573872642 is a wasteful number, since it uses less digits than its factorization.

1443573872642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456334.

The product of its digits is 27095040, while the sum is 56.

The spelling of 1443573872642 in words is "one trillion, four hundred forty-three billion, five hundred seventy-three million, eight hundred seventy-two thousand, six hundred forty-two".