1685006146506 has 128 divisors (see below), whose sum is σ = 3683559131136. Its totient is φ = 511854387200.

The previous prime is 1685006146493. The next prime is 1685006146511. The reversal of 1685006146506 is 6056416005861.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 128121031 + ... + 128134181.

It is an arithmetic number, because the mean of its divisors is an integer number (28777805712).

Almost surely, 2^{1685006146506} is an apocalyptic number.

1685006146506 is an abundant number, since it is smaller than the sum of its proper divisors (1998552984630).

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

1685006146506 is a wasteful number, since it uses less digits than its factorization.

1685006146506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13536.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 1685006146506 in words is "one trillion, six hundred eighty-five billion, six million, one hundred forty-six thousand, five hundred six".