2149678159583 has 2 divisors, whose sum is σ = 2149678159584. Its totient is φ = 2149678159582.

The previous prime is 2149678159549. The next prime is 2149678159691. The reversal of 2149678159583 is 3859518769412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2149678159583 - 2²² = 2149673965279 is a prime.

It is a super-2 number, since 2×2149678159583² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2149678150583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1074839079791 + 1074839079792.

It is an arithmetic number, because the mean of its divisors is an integer number (1074839079792).

Almost surely, 2^{2149678159583} is an apocalyptic number.

2149678159583 is a deficient number, since it is larger than the sum of its proper divisors (1).

2149678159583 is an equidigital number, since it uses as much as digits as its factorization.

2149678159583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 130636800, while the sum is 68.

The spelling of 2149678159583 in words is "two trillion, one hundred forty-nine billion, six hundred seventy-eight million, one hundred fifty-nine thousand, five hundred eighty-three".