98471272749 has 4 divisors (see below), whose sum is σ = 131295030336. Its totient is φ = 65647515164.

The previous prime is 98471272747. The next prime is 98471272771. The reversal of 98471272749 is 94727217489.

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 98471272749 - 2¹ = 98471272747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 98471272692 and 98471272701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98471272747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16411878789 + ... + 16411878794.

It is an arithmetic number, because the mean of its divisors is an integer number (32823757584).

Almost surely, 2^98471272749 is an apocalyptic number.

It is an amenable number.

98471272749 is a deficient number, since it is larger than the sum of its proper divisors (32823757587).

98471272749 is a wasteful number, since it uses less digits than its factorization.

98471272749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32823757586.

The product of its digits is 14224896, while the sum is 60.

The spelling of 98471272749 in words is "ninety-eight billion, four hundred seventy-one million, two hundred seventy-two thousand, seven hundred forty-nine".