3978375654235 has 16 divisors (see below), whose sum is σ = 4781320876800. Its totient is φ = 3177854347360.

The previous prime is 3978375654233. The next prime is 3978375654269. The reversal of 3978375654235 is 5324565738793.

3978375654235 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3978375654235 - 2¹ = 3978375654233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3978375654233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113329716 + ... + 113364814.

It is an arithmetic number, because the mean of its divisors is an integer number (298832554800).

Almost surely, 2^{3978375654235} is an apocalyptic number.

3978375654235 is a deficient number, since it is larger than the sum of its proper divisors (802945222565).

3978375654235 is a wasteful number, since it uses less digits than its factorization.

3978375654235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68978.

The product of its digits is 571536000, while the sum is 67.

The spelling of 3978375654235 in words is "three trillion, nine hundred seventy-eight billion, three hundred seventy-five million, six hundred fifty-four thousand, two hundred thirty-five".