20029479366959 has 8 divisors (see below), whose sum is σ = 20539669611888. Its totient is φ = 19520320853440.

The previous prime is 20029479366893. The next prime is 20029479366973. The reversal of 20029479366959 is 95966397492002.

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 20029479366959 - 2²⁰ = 20029478318383 is a prime.

It is a super-2 number, since 2×20029479366959² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20029479366892 and 20029479366901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20029479366979) 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, 257893532 + ... + 257971185.

It is an arithmetic number, because the mean of its divisors is an integer number (2567458701486).

Almost surely, 2^{20029479366959} is an apocalyptic number.

20029479366959 is a deficient number, since it is larger than the sum of its proper divisors (510190244929).

20029479366959 is an equidigital number, since it uses as much as digits as its factorization.

20029479366959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515865705.

The product of its (nonzero) digits is 396809280, while the sum is 71.

The spelling of 20029479366959 in words is "twenty trillion, twenty-nine billion, four hundred seventy-nine million, three hundred sixty-six thousand, nine hundred fifty-nine".