10661711607 has 6 divisors (see below), whose sum is σ = 15400250112. Its totient is φ = 7107807732.

The previous prime is 10661711581. The next prime is 10661711647. The reversal of 10661711607 is 70611716601.

It is not a de Polignac number, because 10661711607 - 2¹¹ = 10661709559 is a prime.

It is a super-2 number, since 2×10661711607² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661711647) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 592317303 + ... + 592317320.

It is an arithmetic number, because the mean of its divisors is an integer number (2566708352).

Almost surely, 2^10661711607 is an apocalyptic number.

10661711607 is a deficient number, since it is larger than the sum of its proper divisors (4738538505).

10661711607 is a wasteful number, since it uses less digits than its factorization.

10661711607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184634629 (or 1184634626 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The spelling of 10661711607 in words is "ten billion, six hundred sixty-one million, seven hundred eleven thousand, six hundred seven".