1606563354102 has 64 divisors (see below), whose sum is σ = 3707333038080. Its totient is φ = 454621586976.

The previous prime is 1606563354089. The next prime is 1606563354113. The reversal of 1606563354102 is 2014533656061.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20214799 + ... + 20294117.

It is an arithmetic number, because the mean of its divisors is an integer number (57927078720).

Almost surely, 2^{1606563354102} is an apocalyptic number.

1606563354102 is an abundant number, since it is smaller than the sum of its proper divisors (2100769683978).

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

1606563354102 is a wasteful number, since it uses less digits than its factorization.

1606563354102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83945.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 1606563354102 in words is "one trillion, six hundred six billion, five hundred sixty-three million, three hundred fifty-four thousand, one hundred two".