144454423540042 has 32 divisors (see below), whose sum is σ = 270568670206464. Its totient is φ = 56193415513200.

The previous prime is 144454423540001. The next prime is 144454423540043. The reversal of 144454423540042 is 240045324454441.

It is a junction number, because it is equal to n+sod(n) for n = 144454423539974 and 144454423540001.

It is not an unprimeable number, because it can be changed into a prime (144454423540043) 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, 729306684 + ... + 729504727.

It is an arithmetic number, because the mean of its divisors is an integer number (8455270943952).

Almost surely, 2^{144454423540042} is an apocalyptic number.

144454423540042 is a deficient number, since it is larger than the sum of its proper divisors (126114246666422).

144454423540042 is a wasteful number, since it uses less digits than its factorization.

144454423540042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458812074.

The product of its (nonzero) digits is 4915200, while the sum is 46.

Adding to 144454423540042 its reverse (240045324454441), we get a palindrome (384499747994483).

The spelling of 144454423540042 in words is "one hundred forty-four trillion, four hundred fifty-four billion, four hundred twenty-three million, five hundred forty thousand, forty-two".