1606698606351 has 8 divisors (see below), whose sum is σ = 2216136008880. Its totient is φ = 1034196804032.

The previous prime is 1606698606347. The next prime is 1606698606361. The reversal of 1606698606351 is 1536068966061.

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

It is a cyclic number.

It is not a de Polignac number, because 1606698606351 - 2² = 1606698606347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1606698606291 and 1606698606300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606698606311) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9233899950 + ... + 9233900123.

It is an arithmetic number, because the mean of its divisors is an integer number (277017001110).

Almost surely, 2^{1606698606351} is an apocalyptic number.

1606698606351 is a deficient number, since it is larger than the sum of its proper divisors (609437402529).

1606698606351 is a wasteful number, since it uses less digits than its factorization.

1606698606351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18467800105.

The product of its (nonzero) digits is 8398080, while the sum is 57.

The spelling of 1606698606351 in words is "one trillion, six hundred six billion, six hundred ninety-eight million, six hundred six thousand, three hundred fifty-one".