1606646641036 has 12 divisors (see below), whose sum is σ = 2812677245560. Its totient is φ = 803024570880.

The previous prime is 1606646641007. The next prime is 1606646641043. The reversal of 1606646641036 is 6301466466061.

It is a super-2 number, since 2×1606646641036² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74675310 + ... + 74696821.

Almost surely, 2^{1606646641036} is an apocalyptic number.

It is an amenable number.

1606646641036 is a deficient number, since it is larger than the sum of its proper divisors (1206030604524).

1606646641036 is a wasteful number, since it uses less digits than its factorization.

1606646641036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149374824 (or 149374822 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 49.

The spelling of 1606646641036 in words is "one trillion, six hundred six billion, six hundred forty-six million, six hundred forty-one thousand, thirty-six".