1888120672279 has 2 divisors, whose sum is σ = 1888120672280. Its totient is φ = 1888120672278.

The previous prime is 1888120672241. The next prime is 1888120672307. The reversal of 1888120672279 is 9722760218881.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1888120672279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1888120672219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 944060336139 + 944060336140.

It is an arithmetic number, because the mean of its divisors is an integer number (944060336140).

Almost surely, 2^{1888120672279} is an apocalyptic number.

1888120672279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1888120672279 is an equidigital number, since it uses as much as digits as its factorization.

1888120672279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10838016, while the sum is 61.

The spelling of 1888120672279 in words is "one trillion, eight hundred eighty-eight billion, one hundred twenty million, six hundred seventy-two thousand, two hundred seventy-nine".