4651243018 has 8 divisors (see below), whose sum is σ = 6990573060. Its totient is φ = 2321052000.

The previous prime is 4651243001. The next prime is 4651243019. The reversal of 4651243018 is 8103421564.

It can be written as a sum of positive squares in 2 ways, for example, as 4412014929 + 239228089 = 66423^2 + 15467^2 .

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

It is a super-2 number, since 2×4651243018² = 43268123224987496648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4651243019) 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, 2283483 + ... + 2285518.

Almost surely, 2^4651243018 is an apocalyptic number.

4651243018 is a deficient number, since it is larger than the sum of its proper divisors (2339330042).

4651243018 is a wasteful number, since it uses less digits than its factorization.

4651243018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4569512.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 4651243018 is about 68200.0221260961. The cubic root of 4651243018 is about 1669.2562476295.

The spelling of 4651243018 in words is "four billion, six hundred fifty-one million, two hundred forty-three thousand, eighteen".