4138317690478 has 16 divisors (see below), whose sum is σ = 6272420580720. Its totient is φ = 2047517289216.

The previous prime is 4138317690473. The next prime is 4138317690487. The reversal of 4138317690478 is 8740967138314.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4138317690473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327301 + ... + 2895472.

It is an arithmetic number, because the mean of its divisors is an integer number (392026286295).

Almost surely, 2^{4138317690478} is an apocalyptic number.

4138317690478 is a deficient number, since it is larger than the sum of its proper divisors (2134102890242).

4138317690478 is a wasteful number, since it uses less digits than its factorization.

4138317690478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229491.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 4138317690478 in words is "four trillion, one hundred thirty-eight billion, three hundred seventeen million, six hundred ninety thousand, four hundred seventy-eight".