4461638046 has 8 divisors (see below), whose sum is σ = 8923276104. Its totient is φ = 1487212680.

The previous prime is 4461638009. The next prime is 4461638047. The reversal of 4461638046 is 6408361644.

It is a happy number.

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

4461638046 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 4461637989 and 4461638007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4461638047) 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, 371803165 + ... + 371803176.

It is an arithmetic number, because the mean of its divisors is an integer number (1115409513).

Almost surely, 2^4461638046 is an apocalyptic number.

4461638046 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4461638046 is a wasteful number, since it uses less digits than its factorization.

4461638046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743606346.

The product of its (nonzero) digits is 331776, while the sum is 42.

The square root of 4461638046 is about 66795.4942043249. The cubic root of 4461638046 is about 1646.2588081552.

The spelling of 4461638046 in words is "four billion, four hundred sixty-one million, six hundred thirty-eight thousand, forty-six".