98555811182401 has 4 divisors (see below), whose sum is σ = 101954287430100. Its totient is φ = 95157334934704.

The previous prime is 98555811182357. The next prime is 98555811182461. The reversal of 98555811182401 is 10428111855589.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26465098291776 + 72090712890625 = 5144424^2 + 8490625^2 .

It is a cyclic number.

It is not a de Polignac number, because 98555811182401 - 2⁷ = 98555811182273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98555811182461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1699238123806 + ... + 1699238123863.

It is an arithmetic number, because the mean of its divisors is an integer number (25488571857525).

Almost surely, 2^{98555811182401} is an apocalyptic number.

It is an amenable number.

98555811182401 is a deficient number, since it is larger than the sum of its proper divisors (3398476247699).

98555811182401 is a wasteful number, since it uses less digits than its factorization.

98555811182401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398476247698.

The product of its (nonzero) digits is 4608000, while the sum is 58.

The spelling of 98555811182401 in words is "ninety-eight trillion, five hundred fifty-five billion, eight hundred eleven million, one hundred eighty-two thousand, four hundred one".