4138233784929 has 12 divisors (see below), whose sum is σ = 6002459049600. Its totient is φ = 2747279331384.

The previous prime is 4138233784901. The next prime is 4138233784939. The reversal of 4138233784929 is 9294873328314.

4138233784929 is a `hidden beast` number, since 4 + 138 + 2 + 3 + 3 + 7 + 8 + 492 + 9 = 666.

It is not a de Polignac number, because 4138233784929 - 2²⁹ = 4137696914017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4138233784939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961930389 + ... + 961934690.

It is an arithmetic number, because the mean of its divisors is an integer number (500204920800).

Almost surely, 2^{4138233784929} is an apocalyptic number.

It is an amenable number.

4138233784929 is a deficient number, since it is larger than the sum of its proper divisors (1864225264671).

4138233784929 is a wasteful number, since it uses less digits than its factorization.

4138233784929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923865324 (or 1923865321 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 63.

The spelling of 4138233784929 in words is "four trillion, one hundred thirty-eight billion, two hundred thirty-three million, seven hundred eighty-four thousand, nine hundred twenty-nine".