98638223413 has 4 divisors (see below), whose sum is σ = 98641398240. Its totient is φ = 98635048588.

The previous prime is 98638223389. The next prime is 98638223419. The reversal of 98638223413 is 31432283689.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 98638223413 - 2⁵ = 98638223381 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98638223419) 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, 1540345 + ... + 1603102.

It is an arithmetic number, because the mean of its divisors is an integer number (24660349560).

Almost surely, 2^98638223413 is an apocalyptic number.

It is an amenable number.

98638223413 is a deficient number, since it is larger than the sum of its proper divisors (3174827).

98638223413 is a wasteful number, since it uses less digits than its factorization.

98638223413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3174826.

The product of its digits is 1492992, while the sum is 49.

The spelling of 98638223413 in words is "ninety-eight billion, six hundred thirty-eight million, two hundred twenty-three thousand, four hundred thirteen".