982506598253 has 4 divisors (see below), whose sum is σ = 984656503740. Its totient is φ = 980356692768.

The previous prime is 982506598237. The next prime is 982506598279. The reversal of 982506598253 is 352895605289.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352895605289 = 17 ⋅20758565017.

It can be written as a sum of positive squares in 2 ways, for example, as 398668485604 + 583838112649 = 631402^2 + 764093^2 .

It is a cyclic number.

It is not a de Polignac number, because 982506598253 - 2⁴ = 982506598237 is a prime.

It is a super-2 number, since 2×982506598253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (982506598453) 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, 1074952058 + ... + 1074952971.

It is an arithmetic number, because the mean of its divisors is an integer number (246164125935).

Almost surely, 2^982506598253 is an apocalyptic number.

It is an amenable number.

982506598253 is a deficient number, since it is larger than the sum of its proper divisors (2149905487).

982506598253 is a wasteful number, since it uses less digits than its factorization.

982506598253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149905486.

The product of its (nonzero) digits is 46656000, while the sum is 62.

The spelling of 982506598253 in words is "nine hundred eighty-two billion, five hundred six million, five hundred ninety-eight thousand, two hundred fifty-three".