163752536819 has 2 divisors, whose sum is σ = 163752536820. Its totient is φ = 163752536818.

The previous prime is 163752536813. The next prime is 163752536821. The reversal of 163752536819 is 918635257361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 163752536819 - 2¹⁶ = 163752471283 is a prime.

It is a super-2 number, since 2×163752536819² (a number of 23 digits) contains 22 as substring.

Together with 163752536821, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163752536813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81876268409 + 81876268410.

It is an arithmetic number, because the mean of its divisors is an integer number (81876268410).

Almost surely, 2^163752536819 is an apocalyptic number.

163752536819 is a deficient number, since it is larger than the sum of its proper divisors (1).

163752536819 is an equidigital number, since it uses as much as digits as its factorization.

163752536819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8164800, while the sum is 56.

The spelling of 163752536819 in words is "one hundred sixty-three billion, seven hundred fifty-two million, five hundred thirty-six thousand, eight hundred nineteen".