144342364505140 has 12 divisors (see below), whose sum is σ = 303118965460836. Its totient is φ = 57736945802048.

The previous prime is 144342364505113. The next prime is 144342364505243. The reversal of 144342364505140 is 41505463243441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87487326213156 + 56855038291984 = 9353466^2 + 7540228^2 .

It is a super-3 number, since 3×144342364505140³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3608559112609 + ... + 3608559112648.

It is an arithmetic number, because the mean of its divisors is an integer number (25259913788403).

Almost surely, 2^{144342364505140} is an apocalyptic number.

144342364505140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144342364505140 is an abundant number, since it is smaller than the sum of its proper divisors (158776600955696).

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

144342364505140 is a wasteful number, since it uses less digits than its factorization.

144342364505140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7217118225266 (or 7217118225264 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 46.

The spelling of 144342364505140 in words is "one hundred forty-four trillion, three hundred forty-two billion, three hundred sixty-four million, five hundred five thousand, one hundred forty".