148198731844879 has 2 divisors, whose sum is σ = 148198731844880. Its totient is φ = 148198731844878.

The previous prime is 148198731844859. The next prime is 148198731844903. The reversal of 148198731844879 is 978448137891841.

It is a weak prime.

It is an emirp because it is prime and its reverse (978448137891841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148198731844879 - 2⁹ = 148198731844367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148198731844859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74099365922439 + 74099365922440.

It is an arithmetic number, because the mean of its divisors is an integer number (74099365922440).

Almost surely, 2^{148198731844879} is an apocalyptic number.

148198731844879 is a deficient number, since it is larger than the sum of its proper divisors (1).

148198731844879 is an equidigital number, since it uses as much as digits as its factorization.

148198731844879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3121348608, while the sum is 82.

The spelling of 148198731844879 in words is "one hundred forty-eight trillion, one hundred ninety-eight billion, seven hundred thirty-one million, eight hundred forty-four thousand, eight hundred seventy-nine".