2138064143260 has 12 divisors (see below), whose sum is σ = 4489934700888. Its totient is φ = 855225657296.

The previous prime is 2138064143227. The next prime is 2138064143287. The reversal of 2138064143260 is 623414608312.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 53451603562 + ... + 53451603601.

It is an arithmetic number, because the mean of its divisors is an integer number (374161225074).

Almost surely, 2^{2138064143260} is an apocalyptic number.

2138064143260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2138064143260 is an abundant number, since it is smaller than the sum of its proper divisors (2351870557628).

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

2138064143260 is a wasteful number, since it uses less digits than its factorization.

2138064143260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106903207172 (or 106903207170 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 2138064143260 in words is "two trillion, one hundred thirty-eight billion, sixty-four million, one hundred forty-three thousand, two hundred sixty".