1609498109468 has 12 divisors (see below), whose sum is σ = 2816733026520. Its totient is φ = 804717244752.

The previous prime is 1609498109431. The next prime is 1609498109473. The reversal of 1609498109468 is 8649018949061.

It is a super-2 number, since 2×1609498109468² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 7838471 + ... + 8041182.

It is an arithmetic number, because the mean of its divisors is an integer number (234727752210).

Almost surely, 2^{1609498109468} is an apocalyptic number.

It is an amenable number.

1609498109468 is a deficient number, since it is larger than the sum of its proper divisors (1207234917052).

1609498109468 is a wasteful number, since it uses less digits than its factorization.

1609498109468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15904996 (or 15904994 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 65.

The spelling of 1609498109468 in words is "one trillion, six hundred nine billion, four hundred ninety-eight million, one hundred nine thousand, four hundred sixty-eight".