1664124506 has 32 divisors (see below), whose sum is σ = 2810255040. Its totient is φ = 732412800.

The previous prime is 1664124499. The next prime is 1664124533. The reversal of 1664124506 is 6054214661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166910 + ... + 176598.

It is an arithmetic number, because the mean of its divisors is an integer number (87820470).

Almost surely, 2^1664124506 is an apocalyptic number.

1664124506 is a deficient number, since it is larger than the sum of its proper divisors (1146130534).

1664124506 is a wasteful number, since it uses less digits than its factorization.

1664124506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9950.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1664124506 is about 40793.6821824164. The cubic root of 1664124506 is about 1185.0279817970.

The spelling of 1664124506 in words is "one billion, six hundred sixty-four million, one hundred twenty-four thousand, five hundred six".