198792031337 has 2 divisors, whose sum is σ = 198792031338. Its totient is φ = 198792031336.

The previous prime is 198792031271. The next prime is 198792031381. The reversal of 198792031337 is 733130297891.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198792031321 + 16 = 445861^2 + 4^2 .

It is a cyclic number.

It is not a de Polignac number, because 198792031337 - 2¹⁸ = 198791769193 is a prime.

It is not a weakly prime, because it can be changed into another prime (198792031387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99396015668 + 99396015669.

It is an arithmetic number, because the mean of its divisors is an integer number (99396015669).

Almost surely, 2^198792031337 is an apocalyptic number.

It is an amenable number.

198792031337 is a deficient number, since it is larger than the sum of its proper divisors (1).

198792031337 is an equidigital number, since it uses as much as digits as its factorization.

198792031337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The spelling of 198792031337 in words is "one hundred ninety-eight billion, seven hundred ninety-two million, thirty-one thousand, three hundred thirty-seven".