4640211788044 has 36 divisors (see below), whose sum is σ = 9771874590240. Its totient is φ = 1920087634080.

The previous prime is 4640211788033. The next prime is 4640211788129. The reversal of 4640211788044 is 4408871120464.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408176212 + ... + 408187579.

It is an arithmetic number, because the mean of its divisors is an integer number (271440960840).

Almost surely, 2^{4640211788044} is an apocalyptic number.

It is an amenable number.

4640211788044 is an abundant number, since it is smaller than the sum of its proper divisors (5131662802196).

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

4640211788044 is a wasteful number, since it uses less digits than its factorization.

4640211788044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816363838 (or 816363829 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 49.

The spelling of 4640211788044 in words is "four trillion, six hundred forty billion, two hundred eleven million, seven hundred eighty-eight thousand, forty-four".