11551565606160 has 40 divisors (see below), whose sum is σ = 35809853379840. Its totient is φ = 3080417494912.

The previous prime is 11551565606143. The next prime is 11551565606177. The reversal of 11551565606160 is 6160656515511.

It is an interprime number because it is at equal distance from previous prime (11551565606143) and next prime (11551565606177).

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

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24065761440 + ... + 24065761919.

It is an arithmetic number, because the mean of its divisors is an integer number (895246334496).

Almost surely, 2^{11551565606160} is an apocalyptic number.

11551565606160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11551565606160 is an abundant number, since it is smaller than the sum of its proper divisors (24258287773680).

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

11551565606160 is a wasteful number, since it uses less digits than its factorization.

11551565606160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48131523375 (or 48131523369 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 48.

The spelling of 11551565606160 in words is "eleven trillion, five hundred fifty-one billion, five hundred sixty-five million, six hundred six thousand, one hundred sixty".