10616600001605 has 8 divisors (see below), whose sum is σ = 13719913848312. Its totient is φ = 7839950770368.

The previous prime is 10616600001589. The next prime is 10616600001607. The reversal of 10616600001605 is 50610000661601.

It can be written as a sum of positive squares in 4 ways, for example, as 200637701476 + 10415962300129 = 447926^2 + 3227377^2 .

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 10616600001605 - 2⁴ = 10616600001589 is a prime.

It is a super-2 number, since 2×10616600001605² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10616600001607) 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, 81666153794 + ... + 81666153923.

It is an arithmetic number, because the mean of its divisors is an integer number (1714989231039).

Almost surely, 2^{10616600001605} is an apocalyptic number.

It is an amenable number.

10616600001605 is a deficient number, since it is larger than the sum of its proper divisors (3103313846707).

10616600001605 is a wasteful number, since it uses less digits than its factorization.

10616600001605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163332307735.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 10616600001605 in words is "ten trillion, six hundred sixteen billion, six hundred million, one thousand, six hundred five".