1656106005006 has 48 divisors (see below), whose sum is σ = 3602453936640. Its totient is φ = 549848664720.

The previous prime is 1656106004983. The next prime is 1656106005011. The reversal of 1656106005006 is 6005006016561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12009315 + ... + 12146433.

It is an arithmetic number, because the mean of its divisors is an integer number (75051123680).

Almost surely, 2^{1656106005006} is an apocalyptic number.

1656106005006 is an abundant number, since it is smaller than the sum of its proper divisors (1946347931634).

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

1656106005006 is a wasteful number, since it uses less digits than its factorization.

1656106005006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139781 (or 139778 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 1656106005006 in words is "one trillion, six hundred fifty-six billion, one hundred six million, five thousand, six".