1606655166048 has 72 divisors (see below), whose sum is σ = 4655131816608. Its totient is φ = 525446967552.

The previous prime is 1606655166023. The next prime is 1606655166049. The reversal of 1606655166048 is 8406615566061.

1606655166048 is a `hidden beast` number, since 1 + 6 + 0 + 6 + 65 + 516 + 60 + 4 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 1606655165985 and 1606655166003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606655166049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52613640 + ... + 52644167.

It is an arithmetic number, because the mean of its divisors is an integer number (64654608564).

Almost surely, 2^{1606655166048} is an apocalyptic number.

1606655166048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1606655166048 is an abundant number, since it is smaller than the sum of its proper divisors (3048476650560).

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

1606655166048 is a wasteful number, since it uses less digits than its factorization.

1606655166048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105257876 (or 105257865 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 1606655166048 in words is "one trillion, six hundred six billion, six hundred fifty-five million, one hundred sixty-six thousand, forty-eight".