1606330321542 has 24 divisors (see below), whose sum is σ = 3532328371416. Its totient is φ = 527451746976.

The previous prime is 1606330321493. The next prime is 1606330321553. The reversal of 1606330321542 is 2451230336061.

1606330321542 is a `hidden beast` number, since 1 + 6 + 0 + 63 + 30 + 3 + 21 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1606330321497 and 1606330321506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 665973223 + ... + 665975634.

It is an arithmetic number, because the mean of its divisors is an integer number (147180348809).

Almost surely, 2^{1606330321542} is an apocalyptic number.

1606330321542 is an abundant number, since it is smaller than the sum of its proper divisors (1925998049874).

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

1606330321542 is a wasteful number, since it uses less digits than its factorization.

1606330321542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331948932 (or 1331948929 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 1606330321542 in words is "one trillion, six hundred six billion, three hundred thirty million, three hundred twenty-one thousand, five hundred forty-two".