3600000066 has 32 divisors (see below), whose sum is σ = 8090974080. Its totient is φ = 1059531264.

The previous prime is 3600000031. The next prime is 3600000067. The reversal of 3600000066 is 6600000063.

3600000066 is a modest number, since divided by 66 gives 36 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 3599999988 and 3600000051.

It is not an unprimeable number, because it can be changed into a prime (3600000067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001551 + ... + 1005138.

It is an arithmetic number, because the mean of its divisors is an integer number (252842940).

Almost surely, 2^3600000066 is an apocalyptic number.

3600000066 is an abundant number, since it is smaller than the sum of its proper divisors (4490974014).

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

3600000066 is a wasteful number, since it uses less digits than its factorization.

3600000066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006730.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 3600000066 is about 60000.0005500000. Note that the first 3 decimals coincide. The cubic root of 3600000066 is about 1532.6188741531.

The spelling of 3600000066 in words is "three billion, six hundred million, sixty-six", and thus it is an aban number.