198024516097 has 2 divisors, whose sum is σ = 198024516098. Its totient is φ = 198024516096.

The previous prime is 198024516083. The next prime is 198024516101. The reversal of 198024516097 is 790615420891.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113084910961 + 84939605136 = 336281^2 + 291444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198024516097 is a prime.

It is a super-2 number, since 2×198024516097² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (198024516007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99012258048 + 99012258049.

It is an arithmetic number, because the mean of its divisors is an integer number (99012258049).

Almost surely, 2^198024516097 is an apocalyptic number.

It is an amenable number.

198024516097 is a deficient number, since it is larger than the sum of its proper divisors (1).

198024516097 is an equidigital number, since it uses as much as digits as its factorization.

198024516097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 198024516097 in words is "one hundred ninety-eight billion, twenty-four million, five hundred sixteen thousand, ninety-seven".