4966551636 has 24 divisors (see below), whose sum is σ = 11640593664. Its totient is φ = 1648092480.

The previous prime is 4966551599. The next prime is 4966551637. The reversal of 4966551636 is 6361556694.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4966551637) 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, 925305 + ... + 930656.

It is an arithmetic number, because the mean of its divisors is an integer number (485024736).

Almost surely, 2^4966551636 is an apocalyptic number.

It is an amenable number.

4966551636 is an abundant number, since it is smaller than the sum of its proper divisors (6674042028).

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

4966551636 is a wasteful number, since it uses less digits than its factorization.

4966551636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856191 (or 1856189 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 51.

The square root of 4966551636 is about 70473.7655869189. The cubic root of 4966551636 is about 1706.1543523676.

The spelling of 4966551636 in words is "four billion, nine hundred sixty-six million, five hundred fifty-one thousand, six hundred thirty-six".