144545022515042 has 4 divisors (see below), whose sum is σ = 216817533772566. Its totient is φ = 72272511257520.

The previous prime is 144545022515017. The next prime is 144545022515051. The reversal of 144545022515042 is 240515220545441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 129627128222881 + 14917894292161 = 11385391^2 + 3862369^2 .

It is a junction number, because it is equal to n+sod(n) for n = 144545022514984 and 144545022515002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36136255628759 + ... + 36136255628762.

Almost surely, 2^{144545022515042} is an apocalyptic number.

144545022515042 is a deficient number, since it is larger than the sum of its proper divisors (72272511257524).

144545022515042 is an equidigital number, since it uses as much as digits as its factorization.

144545022515042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72272511257523.

The product of its (nonzero) digits is 1280000, while the sum is 44.

The spelling of 144545022515042 in words is "one hundred forty-four trillion, five hundred forty-five billion, twenty-two million, five hundred fifteen thousand, forty-two".