3450615666 has 16 divisors (see below), whose sum is σ = 6910009824. Its totient is φ = 1148742144.

The previous prime is 3450615661. The next prime is 3450615667. The reversal of 3450615666 is 6665160543.

It is not an unprimeable number, because it can be changed into a prime (3450615661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360655 + ... + 370098.

It is an arithmetic number, because the mean of its divisors is an integer number (431875614).

Almost surely, 2^3450615666 is an apocalyptic number.

3450615666 is an abundant number, since it is smaller than the sum of its proper divisors (3459394158).

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

3450615666 is a wasteful number, since it uses less digits than its factorization.

3450615666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731545.

The product of its (nonzero) digits is 388800, while the sum is 42.

The square root of 3450615666 is about 58741.9412855925. The cubic root of 3450615666 is about 1511.1196855919.

The spelling of 3450615666 in words is "three billion, four hundred fifty million, six hundred fifteen thousand, six hundred sixty-six".