2163442006650 has 48 divisors (see below), whose sum is σ = 5365539181728. Its totient is φ = 576896040000.

The previous prime is 2163442006591. The next prime is 2163442006673. The reversal of 2163442006650 is 566002443612.

It is a super-2 number, since 2×2163442006650² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2163442006599 and 2163442006608.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3918720 + ... + 4436580.

It is an arithmetic number, because the mean of its divisors is an integer number (111782066286).

Almost surely, 2^{2163442006650} is an apocalyptic number.

2163442006650 is an abundant number, since it is smaller than the sum of its proper divisors (3202097175078).

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

2163442006650 is a wasteful number, since it uses less digits than its factorization.

2163442006650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545727 (or 545722 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 2163442006650 in words is "two trillion, one hundred sixty-three billion, four hundred forty-two million, six thousand, six hundred fifty".