144245200615540 has 24 divisors (see below), whose sum is σ = 302916143591712. Its totient is φ = 57697847427360.

The previous prime is 144245200615517. The next prime is 144245200615559. The reversal of 144245200615540 is 45516002542441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9426774 + ... + 19425613.

It is an arithmetic number, because the mean of its divisors is an integer number (12621505982988).

Almost surely, 2^{144245200615540} is an apocalyptic number.

144245200615540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144245200615540 is an abundant number, since it is smaller than the sum of its proper divisors (158670942976172).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144245200615540 is a wasteful number, since it uses less digits than its factorization.

144245200615540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29102367 (or 29102365 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 144245200615540 in words is "one hundred forty-four trillion, two hundred forty-five billion, two hundred million, six hundred fifteen thousand, five hundred forty".