3838237578165 has 8 divisors (see below), whose sum is σ = 6141180125088. Its totient is φ = 2047060041680.

The previous prime is 3838237578127. The next prime is 3838237578199. The reversal of 3838237578165 is 5618757328383.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3838237578165 - 2¹² = 3838237574069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3838237578096 and 3838237578105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127941252591 + ... + 127941252620.

It is an arithmetic number, because the mean of its divisors is an integer number (767647515636).

Almost surely, 2^{3838237578165} is an apocalyptic number.

It is an amenable number.

3838237578165 is a deficient number, since it is larger than the sum of its proper divisors (2302942546923).

3838237578165 is a wasteful number, since it uses less digits than its factorization.

3838237578165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255882505219.

The product of its digits is 203212800, while the sum is 66.

The spelling of 3838237578165 in words is "three trillion, eight hundred thirty-eight billion, two hundred thirty-seven million, five hundred seventy-eight thousand, one hundred sixty-five".