4661415636 has 12 divisors (see below), whose sum is σ = 10876636512. Its totient is φ = 1553805208.

The previous prime is 4661415631. The next prime is 4661415653. The reversal of 4661415636 is 6365141664.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4661415631) 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, 194225640 + ... + 194225663.

It is an arithmetic number, because the mean of its divisors is an integer number (906386376).

Almost surely, 2^4661415636 is an apocalyptic number.

It is an amenable number.

4661415636 is an abundant number, since it is smaller than the sum of its proper divisors (6215220876).

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

4661415636 is a wasteful number, since it uses less digits than its factorization.

4661415636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388451310 (or 388451308 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 4661415636 is about 68274.5606796558. The cubic root of 4661415636 is about 1670.4722911506.

The spelling of 4661415636 in words is "four billion, six hundred sixty-one million, four hundred fifteen thousand, six hundred thirty-six".