1606327772471 has 8 divisors (see below), whose sum is σ = 1622264343984. Its totient is φ = 1590391835200.

The previous prime is 1606327772443. The next prime is 1606327772521. The reversal of 1606327772471 is 1742777236061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1606327772471 is a prime.

It is a super-3 number, since 3×1606327772471³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606327772171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6183515 + ... + 6438051.

It is an arithmetic number, because the mean of its divisors is an integer number (202783042998).

Almost surely, 2^{1606327772471} is an apocalyptic number.

1606327772471 is a deficient number, since it is larger than the sum of its proper divisors (15936571513).

1606327772471 is a wasteful number, since it uses less digits than its factorization.

1606327772471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317121.

The product of its (nonzero) digits is 4148928, while the sum is 53.

The spelling of 1606327772471 in words is "one trillion, six hundred six billion, three hundred twenty-seven million, seven hundred seventy-two thousand, four hundred seventy-one".