1948926996479 has 2 divisors, whose sum is σ = 1948926996480. Its totient is φ = 1948926996478.

The previous prime is 1948926996461. The next prime is 1948926996491. The reversal of 1948926996479 is 9746996298491.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1948926996479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1948926996397 and 1948926996406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1948926996409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 974463498239 + 974463498240.

It is an arithmetic number, because the mean of its divisors is an integer number (974463498240).

Almost surely, 2^{1948926996479} is an apocalyptic number.

1948926996479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1948926996479 is an equidigital number, since it uses as much as digits as its factorization.

1948926996479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3809369088, while the sum is 83.

The spelling of 1948926996479 in words is "one trillion, nine hundred forty-eight billion, nine hundred twenty-six million, nine hundred ninety-six thousand, four hundred seventy-nine".