145185503345 has 8 divisors (see below), whose sum is σ = 174293240064. Its totient is φ = 116101311984.

The previous prime is 145185503321. The next prime is 145185503357. The reversal of 145185503345 is 543305581541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145185503345 - 2²⁶ = 145118394481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145185503296 and 145185503305.

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, 5872769 + ... + 5897438.

It is an arithmetic number, because the mean of its divisors is an integer number (21786655008).

Almost surely, 2^145185503345 is an apocalyptic number.

It is an amenable number.

145185503345 is a deficient number, since it is larger than the sum of its proper divisors (29107736719).

145185503345 is a wasteful number, since it uses less digits than its factorization.

145185503345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11772679.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 145185503345 in words is "one hundred forty-five billion, one hundred eighty-five million, five hundred three thousand, three hundred forty-five".