553236868979 has 4 divisors (see below), whose sum is σ = 555611276376. Its totient is φ = 550862461584.

The previous prime is 553236868969. The next prime is 553236869027. The reversal of 553236868979 is 979868632355.

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 553236868979 - 2³⁶ = 484517392243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553236868909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1187203349 + ... + 1187203814.

It is an arithmetic number, because the mean of its divisors is an integer number (138902819094).

Almost surely, 2^553236868979 is an apocalyptic number.

553236868979 is a deficient number, since it is larger than the sum of its proper divisors (2374407397).

553236868979 is a wasteful number, since it uses less digits than its factorization.

553236868979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2374407396.

The product of its digits is 587865600, while the sum is 71.

The spelling of 553236868979 in words is "five hundred fifty-three billion, two hundred thirty-six million, eight hundred sixty-eight thousand, nine hundred seventy-nine".