3842657330478 has 16 divisors (see below), whose sum is σ = 7724326412880. Its totient is φ = 1274383818176.

The previous prime is 3842657330459. The next prime is 3842657330509. The reversal of 3842657330478 is 8740337562483.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625488383 + ... + 1625490746.

It is an arithmetic number, because the mean of its divisors is an integer number (482770400805).

Almost surely, 2^{3842657330478} is an apocalyptic number.

3842657330478 is an abundant number, since it is smaller than the sum of its proper divisors (3881669082402).

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

3842657330478 is a wasteful number, since it uses less digits than its factorization.

3842657330478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3250979331.

The product of its (nonzero) digits is 81285120, while the sum is 60.

The spelling of 3842657330478 in words is "three trillion, eight hundred forty-two billion, six hundred fifty-seven million, three hundred thirty thousand, four hundred seventy-eight".