202087604925497 has 2 divisors, whose sum is σ = 202087604925498. Its totient is φ = 202087604925496.

The previous prime is 202087604925469. The next prime is 202087604925509. The reversal of 202087604925497 is 794529406780202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196533174102841 + 5554430822656 = 14019029^2 + 2356784^2 .

It is a cyclic number.

It is not a de Polignac number, because 202087604925497 - 2³⁶ = 202018885448761 is a prime.

It is not a weakly prime, because it can be changed into another prime (202087604925457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101043802462748 + 101043802462749.

It is an arithmetic number, because the mean of its divisors is an integer number (101043802462749).

Almost surely, 2^{202087604925497} is an apocalyptic number.

It is an amenable number.

202087604925497 is a deficient number, since it is larger than the sum of its proper divisors (1).

202087604925497 is an equidigital number, since it uses as much as digits as its factorization.

202087604925497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121927680, while the sum is 65.

The spelling of 202087604925497 in words is "two hundred two trillion, eighty-seven billion, six hundred four million, nine hundred twenty-five thousand, four hundred ninety-seven".