545330344430345 has 4 divisors (see below), whose sum is σ = 654396413316420. Its totient is φ = 436264275544272.

The previous prime is 545330344430327. The next prime is 545330344430429. The reversal of 545330344430345 is 543034443033545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 74179083601984 + 471151260828361 = 8612728^2 + 21706019^2 .

It is a cyclic number.

It is not a de Polignac number, because 545330344430345 - 2⁴⁴ = 527738158385929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545330344430293 and 545330344430302.

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, 54533034443030 + ... + 54533034443039.

It is an arithmetic number, because the mean of its divisors is an integer number (163599103329105).

Almost surely, 2^{545330344430345} is an apocalyptic number.

It is an amenable number.

545330344430345 is a deficient number, since it is larger than the sum of its proper divisors (109066068886075).

545330344430345 is a wasteful number, since it uses less digits than its factorization.

545330344430345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109066068886074.

The product of its (nonzero) digits is 31104000, while the sum is 50.

The spelling of 545330344430345 in words is "five hundred forty-five trillion, three hundred thirty billion, three hundred forty-four million, four hundred thirty thousand, three hundred forty-five".