3866376525238 has 8 divisors (see below), whose sum is σ = 5799618144432. Its totient is φ = 1933170477096.

The previous prime is 3866376525217. The next prime is 3866376525299. The reversal of 3866376525238 is 8325256736683.

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

It is a super-2 number, since 2×3866376525238² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3866376525238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8619345 + ... + 9056812.

It is an arithmetic number, because the mean of its divisors is an integer number (724952268054).

Almost surely, 2^{3866376525238} is an apocalyptic number.

3866376525238 is a deficient number, since it is larger than the sum of its proper divisors (1933241619194).

3866376525238 is a wasteful number, since it uses less digits than its factorization.

3866376525238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17785526.

The product of its digits is 261273600, while the sum is 64.

The spelling of 3866376525238 in words is "three trillion, eight hundred sixty-six billion, three hundred seventy-six million, five hundred twenty-five thousand, two hundred thirty-eight".