144520051055331 has 128 divisors (see below), whose sum is σ = 237887836913664. Its totient is φ = 76166619217920.

The previous prime is 144520051055329. The next prime is 144520051055383. The reversal of 144520051055331 is 133550150025441.

It is not a de Polignac number, because 144520051055331 - 2¹ = 144520051055329 is a prime.

It is a super-2 number, since 2×144520051055331² (a number of 29 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 144520051055331.

It is not an unprimeable number, because it can be changed into a prime (144520051055321) by changing a digit.

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 127 ways as a sum of consecutive naturals, for example, 13561039155 + ... + 13561049811.

It is an arithmetic number, because the mean of its divisors is an integer number (1858498725888).

Almost surely, 2^{144520051055331} is an apocalyptic number.

144520051055331 is a deficient number, since it is larger than the sum of its proper divisors (93367785858333).

144520051055331 is a wasteful number, since it uses less digits than its factorization.

144520051055331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13649.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 144520051055331 in words is "one hundred forty-four trillion, five hundred twenty billion, fifty-one million, fifty-five thousand, three hundred thirty-one".