2138471010859 has 16 divisors (see below), whose sum is σ = 2199690155520. Its totient is φ = 2077434293760.

The previous prime is 2138471010847. The next prime is 2138471010881. The reversal of 2138471010859 is 9580101748312.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2138471010859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2138471013859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74421607 + ... + 74450335.

It is an arithmetic number, because the mean of its divisors is an integer number (137480634720).

Almost surely, 2^{2138471010859} is an apocalyptic number.

2138471010859 is a deficient number, since it is larger than the sum of its proper divisors (61219144661).

2138471010859 is a wasteful number, since it uses less digits than its factorization.

2138471010859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31830.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 2138471010859 in words is "two trillion, one hundred thirty-eight billion, four hundred seventy-one million, ten thousand, eight hundred fifty-nine".