19748070233 has 2 divisors, whose sum is σ = 19748070234. Its totient is φ = 19748070232.

The previous prime is 19748070197. The next prime is 19748070253. The reversal of 19748070233 is 33207084791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19185574144 + 562496089 = 138512^2 + 23717^2 .

It is a cyclic number.

It is not a de Polignac number, because 19748070233 - 2⁶ = 19748070169 is a prime.

It is not a weakly prime, because it can be changed into another prime (19748070253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9874035116 + 9874035117.

It is an arithmetic number, because the mean of its divisors is an integer number (9874035117).

Almost surely, 2^19748070233 is an apocalyptic number.

It is an amenable number.

19748070233 is a deficient number, since it is larger than the sum of its proper divisors (1).

19748070233 is an equidigital number, since it uses as much as digits as its factorization.

19748070233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 19748070233 in words is "nineteen billion, seven hundred forty-eight million, seventy thousand, two hundred thirty-three".