9800425577 has 2 divisors, whose sum is σ = 9800425578. Its totient is φ = 9800425576.

The previous prime is 9800425567. The next prime is 9800425597. The reversal of 9800425577 is 7755240089.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6720064576 + 3080361001 = 81976^2 + 55501^2 .

It is a cyclic number.

It is not a de Polignac number, because 9800425577 - 2¹⁸ = 9800163433 is a prime.

It is not a weakly prime, because it can be changed into another prime (9800425567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4900212788 + 4900212789.

It is an arithmetic number, because the mean of its divisors is an integer number (4900212789).

Almost surely, 2^9800425577 is an apocalyptic number.

It is an amenable number.

9800425577 is a deficient number, since it is larger than the sum of its proper divisors (1).

9800425577 is an equidigital number, since it uses as much as digits as its factorization.

9800425577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 47.

The square root of 9800425577 is about 98997.0988312284. The cubic root of 9800425577 is about 2140.0059376928.

The spelling of 9800425577 in words is "nine billion, eight hundred million, four hundred twenty-five thousand, five hundred seventy-seven".