10650113661 has 32 divisors (see below), whose sum is σ = 15846617088. Its totient is φ = 6306923840.

The previous prime is 10650113657. The next prime is 10650113689. The reversal of 10650113661 is 16631105601.

It is a cyclic number.

It is not a de Polignac number, because 10650113661 - 2² = 10650113657 is a prime.

It is a super-2 number, since 2×10650113661² (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 (10650112661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 998191 + ... + 1008803.

It is an arithmetic number, because the mean of its divisors is an integer number (495206784).

Almost surely, 2^10650113661 is an apocalyptic number.

10650113661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10650113661 is a deficient number, since it is larger than the sum of its proper divisors (5196503427).

10650113661 is a wasteful number, since it uses less digits than its factorization.

10650113661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11321.

The product of its (nonzero) digits is 3240, while the sum is 30.

The spelling of 10650113661 in words is "ten billion, six hundred fifty million, one hundred thirteen thousand, six hundred sixty-one".