2163463560 has 128 divisors (see below), whose sum is σ = 7221744000. Its totient is φ = 576108288.

The previous prime is 2163463541. The next prime is 2163463583. The reversal of 2163463560 is 653643612.

2163463560 is a `hidden beast` number, since 2 + 1 + 6 + 34 + 63 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1482111 + ... + 1483569.

It is an arithmetic number, because the mean of its divisors is an integer number (56419875).

Almost surely, 2^2163463560 is an apocalyptic number.

2163463560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2163463560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3610872000).

2163463560 is an abundant number, since it is smaller than the sum of its proper divisors (5058280440).

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

2163463560 is a wasteful number, since it uses less digits than its factorization.

2163463560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852 (or 2842 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 2163463560 is about 46513.0472018336. The cubic root of 2163463560 is about 1293.3513722523.

The spelling of 2163463560 in words is "two billion, one hundred sixty-three million, four hundred sixty-three thousand, five hundred sixty".