4646551213 has 6 divisors (see below), whose sum is σ = 4903978254. Its totient is φ = 4401995544.

The previous prime is 4646551211. The next prime is 4646551223. The reversal of 4646551213 is 3121556464.

It can be written as a sum of positive squares in only one way, i.e., 4070695204 + 575856009 = 63802^2 + 23997^2 .

It is not a de Polignac number, because 4646551213 - 2¹ = 4646551211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4646551211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6435306 + ... + 6436027.

It is an arithmetic number, because the mean of its divisors is an integer number (817329709).

Almost surely, 2^4646551213 is an apocalyptic number.

It is an amenable number.

4646551213 is a deficient number, since it is larger than the sum of its proper divisors (257427041).

4646551213 is a wasteful number, since it uses less digits than its factorization.

4646551213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12871371 (or 12871352 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 4646551213 is about 68165.6160611785. The cubic root of 4646551213 is about 1668.6947877051.

The spelling of 4646551213 in words is "four billion, six hundred forty-six million, five hundred fifty-one thousand, two hundred thirteen".