1161065606000 has 40 divisors (see below), whose sum is σ = 2807456640144. Its totient is φ = 464426241600.

The previous prime is 1161065605961. The next prime is 1161065606009. The reversal of 1161065606000 is 6065601611.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×1161065606000² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161065606009) 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, 290264402 + ... + 290268401.

Almost surely, 2^{1161065606000} is an apocalyptic number.

1161065606000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1161065606000 is an abundant number, since it is smaller than the sum of its proper divisors (1646391034144).

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

1161065606000 is an equidigital number, since it uses as much as digits as its factorization.

1161065606000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580532826 (or 580532810 counting only the distinct ones).

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

The spelling of 1161065606000 in words is "one trillion, one hundred sixty-one billion, sixty-five million, six hundred six thousand".