19835007229823 has 2 divisors, whose sum is σ = 19835007229824. Its totient is φ = 19835007229822.

The previous prime is 19835007229783. The next prime is 19835007229831. The reversal of 19835007229823 is 32892270053891.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19835007229823 is a prime.

It is a super-2 number, since 2×19835007229823² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19835007229883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9917503614911 + 9917503614912.

It is an arithmetic number, because the mean of its divisors is an integer number (9917503614912).

Almost surely, 2^{19835007229823} is an apocalyptic number.

19835007229823 is a deficient number, since it is larger than the sum of its proper divisors (1).

19835007229823 is an equidigital number, since it uses as much as digits as its factorization.

19835007229823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 19835007229823 in words is "nineteen trillion, eight hundred thirty-five billion, seven million, two hundred twenty-nine thousand, eight hundred twenty-three".