98757594720157 has 2 divisors, whose sum is σ = 98757594720158. Its totient is φ = 98757594720156.

The previous prime is 98757594720121. The next prime is 98757594720217. The reversal of 98757594720157 is 75102749575789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61840073911716 + 36917520808441 = 7863846^2 + 6075979^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98757594720157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98757594720107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49378797360078 + 49378797360079.

It is an arithmetic number, because the mean of its divisors is an integer number (49378797360079).

Almost surely, 2^{98757594720157} is an apocalyptic number.

It is an amenable number.

98757594720157 is a deficient number, since it is larger than the sum of its proper divisors (1).

98757594720157 is an equidigital number, since it uses as much as digits as its factorization.

98757594720157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555848000, while the sum is 76.

The spelling of 98757594720157 in words is "ninety-eight trillion, seven hundred fifty-seven billion, five hundred ninety-four million, seven hundred twenty thousand, one hundred fifty-seven".