144452535234 has 32 divisors (see below), whose sum is σ = 330207190656. Its totient is φ = 41268407040.

The previous prime is 144452535223. The next prime is 144452535251. The reversal of 144452535234 is 432535254441.

It is a super-2 number, since 2×144452535234² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329994 + ... + 630714.

It is an arithmetic number, because the mean of its divisors is an integer number (10318974708).

Almost surely, 2^144452535234 is an apocalyptic number.

144452535234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144452535234 is an abundant number, since it is smaller than the sum of its proper divisors (185754655422).

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

144452535234 is a wasteful number, since it uses less digits than its factorization.

144452535234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312170.

The product of its digits is 1152000, while the sum is 42.

Adding to 144452535234 its reverse (432535254441), we get a palindrome (576987789675).

The spelling of 144452535234 in words is "one hundred forty-four billion, four hundred fifty-two million, five hundred thirty-five thousand, two hundred thirty-four".