4475955145 has 4 divisors (see below), whose sum is σ = 5371146180. Its totient is φ = 3580764112.

The previous prime is 4475955139. The next prime is 4475955203. The reversal of 4475955145 is 5415595744.

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 2212479369 + 2263475776 = 47037^2 + 47576^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4475955145 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 447595510 + ... + 447595519.

It is an arithmetic number, because the mean of its divisors is an integer number (1342786545).

Almost surely, 2^4475955145 is an apocalyptic number.

It is an amenable number.

4475955145 is a deficient number, since it is larger than the sum of its proper divisors (895191035).

4475955145 is an equidigital number, since it uses as much as digits as its factorization.

4475955145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895191034.

The product of its digits is 2520000, while the sum is 49.

The square root of 4475955145 is about 66902.5795093134. The cubic root of 4475955145 is about 1648.0178395391.

The spelling of 4475955145 in words is "four billion, four hundred seventy-five million, nine hundred fifty-five thousand, one hundred forty-five".