144520455234 has 16 divisors (see below), whose sum is σ = 289139695488. Its totient is φ = 48157020912.

The previous prime is 144520455227. The next prime is 144520455259. The reversal of 144520455234 is 432554025441.

It is a junction number, because it is equal to n+sod(n) for n = 144520455192 and 144520455201.

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, 4097017 + ... + 4132140.

It is an arithmetic number, because the mean of its divisors is an integer number (18071230968).

Almost surely, 2^144520455234 is an apocalyptic number.

144520455234 is an abundant number, since it is smaller than the sum of its proper divisors (144619240254).

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

144520455234 is a wasteful number, since it uses less digits than its factorization.

144520455234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8232089.

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 144520455234 in words is "one hundred forty-four billion, five hundred twenty million, four hundred fifty-five thousand, two hundred thirty-four".