253982116579 has 4 divisors (see below), whose sum is σ = 257197080160. Its totient is φ = 250767153000.

The previous prime is 253982116567. The next prime is 253982116601. The reversal of 253982116579 is 975611289352.

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

It is a cyclic number.

It is not a de Polignac number, because 253982116579 - 2⁵ = 253982116547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253982116079) 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, 1607481672 + ... + 1607481829.

It is an arithmetic number, because the mean of its divisors is an integer number (64299270040).

Almost surely, 2^253982116579 is an apocalyptic number.

253982116579 is a deficient number, since it is larger than the sum of its proper divisors (3214963581).

253982116579 is an equidigital number, since it uses as much as digits as its factorization.

253982116579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214963580.

The product of its digits is 8164800, while the sum is 58.

The spelling of 253982116579 in words is "two hundred fifty-three billion, nine hundred eighty-two million, one hundred sixteen thousand, five hundred seventy-nine".