606488532661 has 4 divisors (see below), whose sum is σ = 661623853824. Its totient is φ = 551353211500.

The previous prime is 606488532649. The next prime is 606488532673. The reversal of 606488532661 is 166235884606.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (606488532649) and next prime (606488532673).

It is a cyclic number.

It is not a de Polignac number, because 606488532661 - 2¹⁵ = 606488499893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606488532761) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 27567660565 + ... + 27567660586.

It is an arithmetic number, because the mean of its divisors is an integer number (165405963456).

Almost surely, 2^606488532661 is an apocalyptic number.

It is an amenable number.

606488532661 is a deficient number, since it is larger than the sum of its proper divisors (55135321163).

606488532661 is a wasteful number, since it uses less digits than its factorization.

606488532661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55135321162.

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 606488532661 in words is "six hundred six billion, four hundred eighty-eight million, five hundred thirty-two thousand, six hundred sixty-one".