2160427530555 has 128 divisors (see below), whose sum is σ = 4417663795200. Its totient is φ = 981283082112.

The previous prime is 2160427530529. The next prime is 2160427530559. The reversal of 2160427530555 is 5550357240612.

It is a happy number.

2160427530555 is a `hidden beast` number, since 2 + 1 + 6 + 0 + 42 + 7 + 53 + 0 + 555 = 666.

It is not a de Polignac number, because 2160427530555 - 2²² = 2160423336251 is a prime.

It is a super-2 number, since 2×2160427530555² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2160427530555.

It is not an unprimeable number, because it can be changed into a prime (2160427530559) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 231230214 + ... + 231239556.

It is an arithmetic number, because the mean of its divisors is an integer number (34512998400).

Almost surely, 2^{2160427530555} is an apocalyptic number.

2160427530555 is an abundant number, since it is smaller than the sum of its proper divisors (2257236264645).

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

2160427530555 is a wasteful number, since it uses less digits than its factorization.

2160427530555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10910 (or 10904 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 45.

The spelling of 2160427530555 in words is "two trillion, one hundred sixty billion, four hundred twenty-seven million, five hundred thirty thousand, five hundred fifty-five".