10661500606 has 8 divisors (see below), whose sum is σ = 15993717264. Its totient is φ = 5330261520.

The previous prime is 10661500589. The next prime is 10661500673. The reversal of 10661500606 is 60600516601.

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

It is a super-2 number, since 2×10661500606² (a number of 21 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, 216490 + ... + 261133.

It is an arithmetic number, because the mean of its divisors is an integer number (1999214658).

Almost surely, 2^10661500606 is an apocalyptic number.

10661500606 is a deficient number, since it is larger than the sum of its proper divisors (5332216658).

10661500606 is a wasteful number, since it uses less digits than its factorization.

10661500606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488786.

The product of its (nonzero) digits is 6480, while the sum is 31.

The spelling of 10661500606 in words is "ten billion, six hundred sixty-one million, five hundred thousand, six hundred six".