2045184658 has 16 divisors (see below), whose sum is σ = 3377373120. Its totient is φ = 921099600.

The previous prime is 2045184641. The next prime is 2045184689. The reversal of 2045184658 is 8564815402.

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, 424038 + ... + 428833.

It is an arithmetic number, because the mean of its divisors is an integer number (211085820).

Almost surely, 2^2045184658 is an apocalyptic number.

2045184658 is a deficient number, since it is larger than the sum of its proper divisors (1332188462).

2045184658 is a wasteful number, since it uses less digits than its factorization.

2045184658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852993.

The product of its (nonzero) digits is 307200, while the sum is 43.

The square root of 2045184658 is about 45223.7178701619. The cubic root of 2045184658 is about 1269.3386636753.

The spelling of 2045184658 in words is "two billion, forty-five million, one hundred eighty-four thousand, six hundred fifty-eight".