1656160616 has 32 divisors (see below), whose sum is σ = 3496884480. Its totient is φ = 728515200.

The previous prime is 1656160603. The next prime is 1656160619. The reversal of 1656160616 is 6160616561.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1656160616.

It is not an unprimeable number, because it can be changed into a prime (1656160619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300821 + ... + 306276.

It is an arithmetic number, because the mean of its divisors is an integer number (109277640).

Almost surely, 2^1656160616 is an apocalyptic number.

It is an amenable number.

1656160616 is an abundant number, since it is smaller than the sum of its proper divisors (1840723864).

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

1656160616 is a wasteful number, since it uses less digits than its factorization.

1656160616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607145 (or 607141 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 1656160616 is about 40695.9533123381. The cubic root of 1656160616 is about 1183.1345883416.

It can be divided in two parts, 16561 and 60616, that added together give a palindrome (77177).

The spelling of 1656160616 in words is "one billion, six hundred fifty-six million, one hundred sixty thousand, six hundred sixteen".