98356825877 has 2 divisors, whose sum is σ = 98356825878. Its totient is φ = 98356825876.

The previous prime is 98356825783. The next prime is 98356825913. The reversal of 98356825877 is 77852865389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95659685521 + 2697140356 = 309289^2 + 51934^2 .

It is a cyclic number.

It is not a de Polignac number, because 98356825877 - 2³⁰ = 97283084053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98356825477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49178412938 + 49178412939.

It is an arithmetic number, because the mean of its divisors is an integer number (49178412939).

Almost surely, 2^98356825877 is an apocalyptic number.

It is an amenable number.

98356825877 is a deficient number, since it is larger than the sum of its proper divisors (1).

98356825877 is an equidigital number, since it uses as much as digits as its factorization.

98356825877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 203212800, while the sum is 68.

The spelling of 98356825877 in words is "ninety-eight billion, three hundred fifty-six million, eight hundred twenty-five thousand, eight hundred seventy-seven".