144244015302 has 16 divisors (see below), whose sum is σ = 289937721600. Its totient is φ = 47839723272.

The previous prime is 144244015273. The next prime is 144244015313. The reversal of 144244015302 is 203510442441.

It is a super-2 number, since 2×144244015302² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144244015302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60402498 + ... + 60404885.

It is an arithmetic number, because the mean of its divisors is an integer number (18121107600).

Almost surely, 2^144244015302 is an apocalyptic number.

144244015302 is an abundant number, since it is smaller than the sum of its proper divisors (145693706298).

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

144244015302 is a wasteful number, since it uses less digits than its factorization.

144244015302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120807587.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 144244015302 its reverse (203510442441), we get a palindrome (347754457743).

The spelling of 144244015302 in words is "one hundred forty-four billion, two hundred forty-four million, fifteen thousand, three hundred two".