3486205225866 has 32 divisors (see below), whose sum is σ = 7607058579648. Its totient is φ = 1056315738240.

The previous prime is 3486205225861. The next prime is 3486205225889. The reversal of 3486205225866 is 6685225026843.

It is not an unprimeable number, because it can be changed into a prime (3486205225861) 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, 2112931 + ... + 3381846.

It is an arithmetic number, because the mean of its divisors is an integer number (237720580614).

Almost surely, 2^{3486205225866} is an apocalyptic number.

3486205225866 is an abundant number, since it is smaller than the sum of its proper divisors (4120853353782).

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

3486205225866 is a wasteful number, since it uses less digits than its factorization.

3486205225866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5504406.

The product of its (nonzero) digits is 33177600, while the sum is 57.

The spelling of 3486205225866 in words is "three trillion, four hundred eighty-six billion, two hundred five million, two hundred twenty-five thousand, eight hundred sixty-six".