534569621979 has 8 divisors (see below), whose sum is σ = 717132254272. Its totient is φ = 354193368840.

The previous prime is 534569621899. The next prime is 534569622061. The reversal of 534569621979 is 979126965435.

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

It is not a de Polignac number, because 534569621979 - 2²⁰ = 534568573403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534569620979) 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, 546594217 + ... + 546595194.

It is an arithmetic number, because the mean of its divisors is an integer number (89641531784).

Almost surely, 2^534569621979 is an apocalyptic number.

534569621979 is a deficient number, since it is larger than the sum of its proper divisors (182562632293).

534569621979 is a wasteful number, since it uses less digits than its factorization.

534569621979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093189577.

The product of its digits is 110224800, while the sum is 66.

The spelling of 534569621979 in words is "five hundred thirty-four billion, five hundred sixty-nine million, six hundred twenty-one thousand, nine hundred seventy-nine".