144555460663 has 16 divisors (see below), whose sum is σ = 150701935104. Its totient is φ = 138545288640.

The previous prime is 144555460661. The next prime is 144555460697. The reversal of 144555460663 is 366064555441.

It is a cyclic number.

It is not a de Polignac number, because 144555460663 - 2¹ = 144555460661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144555460661) 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, 936456 + ... + 1079842.

It is an arithmetic number, because the mean of its divisors is an integer number (9418870944).

Almost surely, 2^144555460663 is an apocalyptic number.

144555460663 is a deficient number, since it is larger than the sum of its proper divisors (6146474441).

144555460663 is a wasteful number, since it uses less digits than its factorization.

144555460663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143862.

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 144555460663 in words is "one hundred forty-four billion, five hundred fifty-five million, four hundred sixty thousand, six hundred sixty-three".