145423404234324 has 72 divisors (see below), whose sum is σ = 367776633264768. Its totient is φ = 48450922501440.

The previous prime is 145423404234293. The next prime is 145423404234371. The reversal of 145423404234324 is 423432404324541.

145423404234324 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 2 + 3 + 404 + 234 + 3 + 2 + 4 = 666.

It is a super-3 number, since 3×145423404234324³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 145423404234324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 966790729 + ... + 966941135.

It is an arithmetic number, because the mean of its divisors is an integer number (5108008795344).

Almost surely, 2^{145423404234324} is an apocalyptic number.

It is an amenable number.

145423404234324 is an abundant number, since it is smaller than the sum of its proper divisors (222353229030444).

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

145423404234324 is a wasteful number, since it uses less digits than its factorization.

145423404234324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163285 (or 163280 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 45.

Adding to 145423404234324 its reverse (423432404324541), we get a palindrome (568855808558865).

The spelling of 145423404234324 in words is "one hundred forty-five trillion, four hundred twenty-three billion, four hundred four million, two hundred thirty-four thousand, three hundred twenty-four".