3866226585936 has 80 divisors (see below), whose sum is σ = 11733862526400. Its totient is φ = 1081461980160.

The previous prime is 3866226585931. The next prime is 3866226585941. The reversal of 3866226585936 is 6395856226683.

It is an interprime number because it is at equal distance from previous prime (3866226585931) and next prime (3866226585941).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3866226585931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281623861 + ... + 281637588.

It is an arithmetic number, because the mean of its divisors is an integer number (146673281580).

Almost surely, 2^{3866226585936} is an apocalyptic number.

It is an amenable number.

3866226585936 is an abundant number, since it is smaller than the sum of its proper divisors (7867635940464).

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

3866226585936 is a wasteful number, since it uses less digits than its factorization.

3866226585936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563261484 (or 563261478 counting only the distinct ones).

The product of its digits is 671846400, while the sum is 69.

The spelling of 3866226585936 in words is "three trillion, eight hundred sixty-six billion, two hundred twenty-six million, five hundred eighty-five thousand, nine hundred thirty-six".