4855194097 has 4 divisors (see below), whose sum is σ = 5228670580. Its totient is φ = 4481717616.

The previous prime is 4855194073. The next prime is 4855194163. The reversal of 4855194097 is 7904915584.

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 249671601 + 4605522496 = 15801^2 + 67864^2 .

It is a cyclic number.

It is not a de Polignac number, because 4855194097 - 2⁷ = 4855193969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4855194037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186738222 + ... + 186738247.

It is an arithmetic number, because the mean of its divisors is an integer number (1307167645).

Almost surely, 2^4855194097 is an apocalyptic number.

It is an amenable number.

4855194097 is a deficient number, since it is larger than the sum of its proper divisors (373476483).

4855194097 is a wasteful number, since it uses less digits than its factorization.

4855194097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373476482.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The square root of 4855194097 is about 69679.2228501438. Note that the first 3 decimals coincide. The cubic root of 4855194097 is about 1693.3063310694.

The spelling of 4855194097 in words is "four billion, eight hundred fifty-five million, one hundred ninety-four thousand, ninety-seven".