534569187664 has 160 divisors (see below), whose sum is σ = 1109922103296. Its totient is φ = 249011642880.

The previous prime is 534569187643. The next prime is 534569187667. The reversal of 534569187664 is 466781965435.

It is a junction number, because it is equal to n+sod(n) for n = 534569187596 and 534569187605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534569187667) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646395219 + ... + 646396045.

Almost surely, 2^534569187664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 534569187664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554961051648).

534569187664 is an abundant number, since it is smaller than the sum of its proper divisors (575352915632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

534569187664 is a wasteful number, since it uses less digits than its factorization.

534569187664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353 (or 1347 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 64.

The spelling of 534569187664 in words is "five hundred thirty-four billion, five hundred sixty-nine million, one hundred eighty-seven thousand, six hundred sixty-four".