10661106555050 has 96 divisors (see below), whose sum is σ = 22727700762624. Its totient is φ = 3644720064000.

The previous prime is 10661106555007. The next prime is 10661106555083. The reversal of 10661106555050 is 5055560116601.

It is a super-2 number, since 2×10661106555050² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10661106554989 and 10661106555007.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 651608870 + ... + 651625230.

It is an arithmetic number, because the mean of its divisors is an integer number (236746882944).

Almost surely, 2^{10661106555050} is an apocalyptic number.

10661106555050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10661106555050 is an abundant number, since it is smaller than the sum of its proper divisors (12066594207574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10661106555050 is a wasteful number, since it uses less digits than its factorization.

10661106555050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21624 (or 21619 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 10661106555050 in words is "ten trillion, six hundred sixty-one billion, one hundred six million, five hundred fifty-five thousand, fifty".