1948986276163 has 4 divisors (see below), whose sum is σ = 2063632527720. Its totient is φ = 1834340024608.

The previous prime is 1948986276143. The next prime is 1948986276229. The reversal of 1948986276163 is 3616726898491.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1948986276163 - 2⁵ = 1948986276131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1948986276092 and 1948986276101.

It is not an unprimeable number, because it can be changed into a prime (1948986276113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57323125753 + ... + 57323125786.

It is an arithmetic number, because the mean of its divisors is an integer number (515908131930).

Almost surely, 2^{1948986276163} is an apocalyptic number.

1948986276163 is a deficient number, since it is larger than the sum of its proper divisors (114646251557).

1948986276163 is a wasteful number, since it uses less digits than its factorization.

1948986276163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114646251556.

The product of its digits is 188116992, while the sum is 70.

The spelling of 1948986276163 in words is "one trillion, nine hundred forty-eight billion, nine hundred eighty-six million, two hundred seventy-six thousand, one hundred sixty-three".