4138228942832 has 20 divisors (see below), whose sum is σ = 8017853993400. Its totient is φ = 2069105331648.

The previous prime is 4138228942831. The next prime is 4138228942849. The reversal of 4138228942832 is 2382498228314.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138228942831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4561898 + ... + 5393270.

It is an arithmetic number, because the mean of its divisors is an integer number (400892699670).

Almost surely, 2^{4138228942832} is an apocalyptic number.

It is an amenable number.

4138228942832 is a deficient number, since it is larger than the sum of its proper divisors (3879625050568).

4138228942832 is a wasteful number, since it uses less digits than its factorization.

4138228942832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142480 (or 1142474 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 56.

The spelling of 4138228942832 in words is "four trillion, one hundred thirty-eight billion, two hundred twenty-eight million, nine hundred forty-two thousand, eight hundred thirty-two".