4641661446 has 16 divisors (see below), whose sum is σ = 9321845808. Its totient is φ = 1540800000.

The previous prime is 4641661429. The next prime is 4641661447. The reversal of 4641661446 is 6441661464.

It is a junction number, because it is equal to n+sod(n) for n = 4641661398 and 4641661407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4641661447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1603555 + ... + 1606446.

It is an arithmetic number, because the mean of its divisors is an integer number (582615363).

Almost surely, 2^4641661446 is an apocalyptic number.

4641661446 is an abundant number, since it is smaller than the sum of its proper divisors (4680184362).

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

4641661446 is a wasteful number, since it uses less digits than its factorization.

4641661446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210247.

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

The square root of 4641661446 is about 68129.7398057559. The cubic root of 4641661446 is about 1668.1092356677.

The spelling of 4641661446 in words is "four billion, six hundred forty-one million, six hundred sixty-one thousand, four hundred forty-six".