145145523304 has 16 divisors (see below), whose sum is σ = 272224120320. Its totient is φ = 72552424560.

The previous prime is 145145523251. The next prime is 145145523317. The reversal of 145145523304 is 403325541541.

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, 2511784 + ... + 2568919.

It is an arithmetic number, because the mean of its divisors is an integer number (17014007520).

Almost surely, 2^145145523304 is an apocalyptic number.

It is an amenable number.

145145523304 is a deficient number, since it is larger than the sum of its proper divisors (127078597016).

145145523304 is a wasteful number, since it uses less digits than its factorization.

145145523304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084280 (or 5084276 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 145145523304 in words is "one hundred forty-five billion, one hundred forty-five million, five hundred twenty-three thousand, three hundred four".