199498797153583 has 2 divisors, whose sum is σ = 199498797153584. Its totient is φ = 199498797153582.

The previous prime is 199498797153569. The next prime is 199498797153587. The reversal of 199498797153583 is 385351797894991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199498797153583 - 2¹³ = 199498797145391 is a prime.

It is a super-4 number, since 4×199498797153583⁴ (a number of 58 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 199498797153494 and 199498797153503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199498797153587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99749398576791 + 99749398576792.

It is an arithmetic number, because the mean of its divisors is an integer number (99749398576792).

Almost surely, 2^{199498797153583} is an apocalyptic number.

199498797153583 is a deficient number, since it is larger than the sum of its proper divisors (1).

199498797153583 is an equidigital number, since it uses as much as digits as its factorization.

199498797153583 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18517766400, while the sum is 88.

The spelling of 199498797153583 in words is "one hundred ninety-nine trillion, four hundred ninety-eight billion, seven hundred ninety-seven million, one hundred fifty-three thousand, five hundred eighty-three".