144854919836 has 24 divisors (see below), whose sum is σ = 276555492864. Its totient is φ = 65839744880.

The previous prime is 144854919791. The next prime is 144854919851. The reversal of 144854919836 is 638919458441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906581 + ... + 1054323.

It is an arithmetic number, because the mean of its divisors is an integer number (11523145536).

Almost surely, 2^144854919836 is an apocalyptic number.

It is an amenable number.

144854919836 is a deficient number, since it is larger than the sum of its proper divisors (131700573028).

144854919836 is a wasteful number, since it uses less digits than its factorization.

144854919836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170041 (or 170039 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 62.

The spelling of 144854919836 in words is "one hundred forty-four billion, eight hundred fifty-four million, nine hundred nineteen thousand, eight hundred thirty-six".