1606840438116 has 48 divisors (see below), whose sum is σ = 3834166210560. Its totient is φ = 523519284000.

The previous prime is 1606840438103. The next prime is 1606840438117. The reversal of 1606840438116 is 6118340486061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1606840438117) 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, 1473246 + ... + 2320373.

It is an arithmetic number, because the mean of its divisors is an integer number (79878462720).

Almost surely, 2^{1606840438116} is an apocalyptic number.

It is an amenable number.

1606840438116 is an abundant number, since it is smaller than the sum of its proper divisors (2227325772444).

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

1606840438116 is a wasteful number, since it uses less digits than its factorization.

1606840438116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3794424 (or 3794422 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 1606840438116 in words is "one trillion, six hundred six billion, eight hundred forty million, four hundred thirty-eight thousand, one hundred sixteen".