2164051262530 has 32 divisors (see below), whose sum is σ = 4341502229760. Its totient is φ = 771822616320.

The previous prime is 2164051262497. The next prime is 2164051262621. The reversal of 2164051262530 is 352621504612.

It is a self number, because there is not a number n which added to its sum of digits gives 2164051262530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334989226 + ... + 334995685.

It is an arithmetic number, because the mean of its divisors is an integer number (135671944680).

Almost surely, 2^{2164051262530} is an apocalyptic number.

2164051262530 is an abundant number, since it is smaller than the sum of its proper divisors (2177450967230).

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

2164051262530 is a wasteful number, since it uses less digits than its factorization.

2164051262530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669984954.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 2164051262530 in words is "two trillion, one hundred sixty-four billion, fifty-one million, two hundred sixty-two thousand, five hundred thirty".