142444436272 has 20 divisors (see below), whose sum is σ = 277838355600. Its totient is φ = 70744215488.

The previous prime is 142444436243. The next prime is 142444436291. The reversal of 142444436272 is 272634444241.

142444436272 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 29872708 + ... + 29877475.

It is an arithmetic number, because the mean of its divisors is an integer number (13891917780).

Almost surely, 2^142444436272 is an apocalyptic number.

It is an amenable number.

142444436272 is a deficient number, since it is larger than the sum of its proper divisors (135393919328).

142444436272 is a wasteful number, since it uses less digits than its factorization.

142444436272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59750340 (or 59750334 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 43.

The spelling of 142444436272 in words is "one hundred forty-two billion, four hundred forty-four million, four hundred thirty-six thousand, two hundred seventy-two".