511260817226879 has 8 divisors (see below), whose sum is σ = 528998371520160. Its totient is φ = 493530454329696.

The previous prime is 511260817226867. The next prime is 511260817226909. The reversal of 511260817226879 is 978622718062115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 511260817226879 - 2¹⁶ = 511260817161343 is a prime.

It is a super-2 number, since 2×511260817226879² (a number of 30 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 (511260817276879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1797704372 + ... + 1797988745.

It is an arithmetic number, because the mean of its divisors is an integer number (66124796440020).

Almost surely, 2^{511260817226879} is an apocalyptic number.

511260817226879 is a deficient number, since it is larger than the sum of its proper divisors (17737554293281).

511260817226879 is a wasteful number, since it uses less digits than its factorization.

511260817226879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3595698049.

The product of its (nonzero) digits is 40642560, while the sum is 65.

The spelling of 511260817226879 in words is "five hundred eleven trillion, two hundred sixty billion, eight hundred seventeen million, two hundred twenty-six thousand, eight hundred seventy-nine".