1609616888168 has 16 divisors (see below), whose sum is σ = 3018045408000. Its totient is φ = 804804779376.

The previous prime is 1609616888129. The next prime is 1609616888219. The reversal of 1609616888168 is 8618886169061.

It is a junction number, because it is equal to n+sod(n) for n = 1609616888098 and 1609616888107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2645423 + ... + 3196481.

It is an arithmetic number, because the mean of its divisors is an integer number (188627838000).

Almost surely, 2^{1609616888168} is an apocalyptic number.

It is an amenable number.

1609616888168 is a deficient number, since it is larger than the sum of its proper divisors (1408428519832).

1609616888168 is a wasteful number, since it uses less digits than its factorization.

1609616888168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916184 (or 916180 counting only the distinct ones).

The product of its (nonzero) digits is 47775744, while the sum is 68.

The spelling of 1609616888168 in words is "one trillion, six hundred nine billion, six hundred sixteen million, eight hundred eighty-eight thousand, one hundred sixty-eight".