3666373556 has 12 divisors (see below), whose sum is σ = 6552667968. Its totient is φ = 1794182712.

The previous prime is 3666373553. The next prime is 3666373577. The reversal of 3666373556 is 6553736663.

3666373556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3666373556³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666373553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9750806 + ... + 9751181.

It is an arithmetic number, because the mean of its divisors is an integer number (546055664).

Almost surely, 2^3666373556 is an apocalyptic number.

It is an amenable number.

3666373556 is a deficient number, since it is larger than the sum of its proper divisors (2886294412).

3666373556 is a wasteful number, since it uses less digits than its factorization.

3666373556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19502038 (or 19502036 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 50.

The square root of 3666373556 is about 60550.5867519052. The cubic root of 3666373556 is about 1541.9805792690.

The spelling of 3666373556 in words is "three billion, six hundred sixty-six million, three hundred seventy-three thousand, five hundred fifty-six".