11655155050161 has 16 divisors (see below), whose sum is σ = 17762479257600. Its totient is φ = 6659247478608.

The previous prime is 11655155050157. The next prime is 11655155050163. The reversal of 11655155050161 is 16105055155611.

It is not a de Polignac number, because 11655155050161 - 2² = 11655155050157 is a prime.

It is a super-2 number, since 2×11655155050161² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11655155050163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34876471 + ... + 35209068.

It is an arithmetic number, because the mean of its divisors is an integer number (1110154953600).

Almost surely, 2^{11655155050161} is an apocalyptic number.

It is an amenable number.

11655155050161 is a deficient number, since it is larger than the sum of its proper divisors (6107324207439).

11655155050161 is an equidigital number, since it uses as much as digits as its factorization.

11655155050161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70093468.

The product of its (nonzero) digits is 112500, while the sum is 42.

The spelling of 11655155050161 in words is "eleven trillion, six hundred fifty-five billion, one hundred fifty-five million, fifty thousand, one hundred sixty-one".