3838521111425 has 96 divisors (see below), whose sum is σ = 6400120366080. Its totient is φ = 2205535622400.

The previous prime is 3838521111413. The next prime is 3838521111431. The reversal of 3838521111425 is 5241111258383.

It is not a de Polignac number, because 3838521111425 - 2⁴ = 3838521111409 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16979786 + ... + 17204364.

It is an arithmetic number, because the mean of its divisors is an integer number (66667920480).

Almost surely, 2^{3838521111425} is an apocalyptic number.

3838521111425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3838521111425 is a deficient number, since it is larger than the sum of its proper divisors (2561599254655).

3838521111425 is a wasteful number, since it uses less digits than its factorization.

3838521111425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225303 (or 225298 counting only the distinct ones).

The product of its digits is 230400, while the sum is 44.

The spelling of 3838521111425 in words is "three trillion, eight hundred thirty-eight billion, five hundred twenty-one million, one hundred eleven thousand, four hundred twenty-five".