2130716466 has 48 divisors (see below), whose sum is σ = 4669355808. Its totient is φ = 702144000.

The previous prime is 2130716431. The next prime is 2130716509. The reversal of 2130716466 is 6646170312.

It is a happy number.

2130716466 is a `hidden beast` number, since 2 + 1 + 3 + 0 + 7 + 1 + 646 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2130716466.

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, 1330066 + ... + 1331666.

It is an arithmetic number, because the mean of its divisors is an integer number (97278246).

Almost surely, 2^2130716466 is an apocalyptic number.

2130716466 is an abundant number, since it is smaller than the sum of its proper divisors (2538639342).

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

2130716466 is a wasteful number, since it uses less digits than its factorization.

2130716466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2407 (or 2404 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 2130716466 is about 46159.6844226648. The cubic root of 2130716466 is about 1286.7925979307.

Adding to 2130716466 its reverse (6646170312), we get a palindrome (8776886778).

It can be divided in two parts, 21307 and 16466, that added together give a palindrome (37773).

The spelling of 2130716466 in words is "two billion, one hundred thirty million, seven hundred sixteen thousand, four hundred sixty-six".