1606318061740 has 144 divisors (see below), whose sum is σ = 3995314999200. Its totient is φ = 540751776768.

The previous prime is 1606318061737. The next prime is 1606318061783. The reversal of 1606318061740 is 471608136061.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49304176 + ... + 49336744.

It is an arithmetic number, because the mean of its divisors is an integer number (27745243050).

Almost surely, 2^{1606318061740} is an apocalyptic number.

1606318061740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1606318061740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1997657499600).

1606318061740 is an abundant number, since it is smaller than the sum of its proper divisors (2388996937460).

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

1606318061740 is a wasteful number, since it uses less digits than its factorization.

1606318061740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33504 (or 33495 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 1606318061740 in words is "one trillion, six hundred six billion, three hundred eighteen million, sixty-one thousand, seven hundred forty".