4651776238 has 12 divisors (see below), whose sum is σ = 7210014120. Its totient is φ = 2250858540.

The previous prime is 4651776221. The next prime is 4651776277. The reversal of 4651776238 is 8326771564.

It is a junction number, because it is equal to n+sod(n) for n = 4651776191 and 4651776200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1208218 + ... + 1212061.

It is an arithmetic number, because the mean of its divisors is an integer number (600834510).

Almost surely, 2^4651776238 is an apocalyptic number.

4651776238 is a deficient number, since it is larger than the sum of its proper divisors (2558237882).

4651776238 is a wasteful number, since it uses less digits than its factorization.

4651776238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420343 (or 2420312 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The square root of 4651776238 is about 68203.9312503319. The cubic root of 4651776238 is about 1669.3200332170.

The spelling of 4651776238 in words is "four billion, six hundred fifty-one million, seven hundred seventy-six thousand, two hundred thirty-eight".