1606331155452 has 96 divisors (see below), whose sum is σ = 3816539596800. Its totient is φ = 525762834432.

The previous prime is 1606331155447. The next prime is 1606331155463. The reversal of 1606331155452 is 2545511336061.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 99782668 + ... + 99798764.

It is an arithmetic number, because the mean of its divisors is an integer number (39755620800).

Almost surely, 2^{1606331155452} is an apocalyptic number.

1606331155452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1606331155452 is an abundant number, since it is smaller than the sum of its proper divisors (2210208441348).

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

1606331155452 is a wasteful number, since it uses less digits than its factorization.

1606331155452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16835 (or 16833 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 1606331155452 in words is "one trillion, six hundred six billion, three hundred thirty-one million, one hundred fifty-five thousand, four hundred fifty-two".