98430498877 has 2 divisors, whose sum is σ = 98430498878. Its totient is φ = 98430498876.

The previous prime is 98430498853. The next prime is 98430498889. The reversal of 98430498877 is 77889403489.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97565021316 + 865477561 = 312354^2 + 29419^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98430498877 is a prime.

It is a super-2 number, since 2×98430498877² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98430498847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49215249438 + 49215249439.

It is an arithmetic number, because the mean of its divisors is an integer number (49215249439).

Almost surely, 2^98430498877 is an apocalyptic number.

It is an amenable number.

98430498877 is a deficient number, since it is larger than the sum of its proper divisors (1).

98430498877 is an equidigital number, since it uses as much as digits as its factorization.

98430498877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97542144, while the sum is 67.

The spelling of 98430498877 in words is "ninety-eight billion, four hundred thirty million, four hundred ninety-eight thousand, eight hundred seventy-seven".