1442005872388 has 6 divisors (see below), whose sum is σ = 2523510276686. Its totient is φ = 721002936192.

The previous prime is 1442005872361. The next prime is 1442005872407. The reversal of 1442005872388 is 8832785002441.

It can be written as a sum of positive squares in only one way, i.e., 1279179096064 + 162826776324 = 1131008^2 + 403518^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180250734045 + ... + 180250734052.

Almost surely, 2^{1442005872388} is an apocalyptic number.

It is an amenable number.

1442005872388 is a deficient number, since it is larger than the sum of its proper divisors (1081504404298).

1442005872388 is a wasteful number, since it uses less digits than its factorization.

1442005872388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360501468101 (or 360501468099 counting only the distinct ones).

The product of its (nonzero) digits is 3440640, while the sum is 52.

The spelling of 1442005872388 in words is "one trillion, four hundred forty-two billion, five million, eight hundred seventy-two thousand, three hundred eighty-eight".