1652155666 has 32 divisors (see below), whose sum is σ = 2849817600. Its totient is φ = 703696896.

The previous prime is 1652155663. The next prime is 1652155667. The reversal of 1652155666 is 6665512561.

It is not an unprimeable number, because it can be changed into a prime (1652155663) 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, 2721535 + ... + 2722141.

It is an arithmetic number, because the mean of its divisors is an integer number (89056800).

Almost surely, 2^1652155666 is an apocalyptic number.

1652155666 is a deficient number, since it is larger than the sum of its proper divisors (1197661934).

1652155666 is a wasteful number, since it uses less digits than its factorization.

1652155666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498.

The product of its digits is 324000, while the sum is 43.

The square root of 1652155666 is about 40646.7177764700. The cubic root of 1652155666 is about 1182.1801278771.

The spelling of 1652155666 in words is "one billion, six hundred fifty-two million, one hundred fifty-five thousand, six hundred sixty-six".