4644969812 has 12 divisors (see below), whose sum is σ = 9289939680. Its totient is φ = 1990701336.

The previous prime is 4644969809. The next prime is 4644969821. The reversal of 4644969812 is 2189694464.

4644969812 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82945862 + ... + 82945917.

It is an arithmetic number, because the mean of its divisors is an integer number (774161640).

Almost surely, 2^4644969812 is an apocalyptic number.

It is an amenable number.

4644969812 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4644969812 is a wasteful number, since it uses less digits than its factorization.

4644969812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165891790 (or 165891788 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 53.

The square root of 4644969812 is about 68154.0153769387. The cubic root of 4644969812 is about 1668.5054591105.

The spelling of 4644969812 in words is "four billion, six hundred forty-four million, nine hundred sixty-nine thousand, eight hundred twelve".