98541378093601 has 3 divisors (see below), whose sum is σ = 98541388020403. Its totient is φ = 98541368166800.

The previous prime is 98541378093593. The next prime is 98541378093689. The reversal of 98541378093601 is 10639087314589.

The square root of 98541378093601 is 9926801.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 6366785516001 + 92174592577600 = 2523249^2 + 9600760^2 .

It is not a de Polignac number, because 98541378093601 - 2³ = 98541378093593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98541378093701) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4963401 + ... + 14890201.

Almost surely, 2^{98541378093601} is an apocalyptic number.

98541378093601 is the 9926801-st square number.

98541378093601 is the 4963401-st centered octagonal number.

It is an amenable number.

98541378093601 is a deficient number, since it is larger than the sum of its proper divisors (9926802).

98541378093601 is an frugal number, since it uses more digits than its factorization.

98541378093601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19853602 (or 9926801 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 64.

The spelling of 98541378093601 in words is "ninety-eight trillion, five hundred forty-one billion, three hundred seventy-eight million, ninety-three thousand, six hundred one".