4651006646 has 32 divisors (see below), whose sum is σ = 8205636096. Its totient is φ = 1949220000.

The previous prime is 4651006621. The next prime is 4651006649. The reversal of 4651006646 is 6466001564.

It is a super-2 number, since 2×4651006646² = 43263725642272338632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4651006649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251621 + ... + 269471.

It is an arithmetic number, because the mean of its divisors is an integer number (256426128).

Almost surely, 2^4651006646 is an apocalyptic number.

4651006646 is a deficient number, since it is larger than the sum of its proper divisors (3554629450).

4651006646 is a wasteful number, since it uses less digits than its factorization.

4651006646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18788.

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 4651006646 is about 68198.2891720899. The cubic root of 4651006646 is about 1669.2279704485.

The spelling of 4651006646 in words is "four billion, six hundred fifty-one million, six thousand, six hundred forty-six".