11655620701089 has 8 divisors (see below), whose sum is σ = 15540910755552. Its totient is φ = 7770372223680.

The previous prime is 11655620701063. The next prime is 11655620701099. The reversal of 11655620701089 is 98010702655611.

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

It is not a de Polignac number, because 11655620701089 - 2⁷ = 11655620700961 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11655620701009) 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, 9734152 + ... + 10865769.

It is an arithmetic number, because the mean of its divisors is an integer number (1942613844444).

Almost surely, 2^{11655620701089} is an apocalyptic number.

It is an amenable number.

11655620701089 is a deficient number, since it is larger than the sum of its proper divisors (3885290054463).

11655620701089 is a wasteful number, since it uses less digits than its factorization.

11655620701089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20788527.

The product of its (nonzero) digits is 907200, while the sum is 51.

The spelling of 11655620701089 in words is "eleven trillion, six hundred fifty-five billion, six hundred twenty million, seven hundred one thousand, eighty-nine".