535469679522 has 54 divisors (see below), whose sum is σ = 1212982019067. Its totient is φ = 170706696072.

The previous prime is 535469679431. The next prime is 535469679541. The reversal of 535469679522 is 225976964535.

It is a happy number.

535469679522 is a `hidden beast` number, since 5 + 3 + 5 + 46 + 9 + 67 + 9 + 522 = 666.

It can be written as a sum of positive squares in only one way, i.e., 267734839761 + 267734839761 = 517431^2 + 517431^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=517431.

It is a super-2 number, since 2×535469679522² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 535469679522.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 71401729 + ... + 71409227.

Almost surely, 2^535469679522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 535469679522

535469679522 is an abundant number, since it is smaller than the sum of its proper divisors (677512339545).

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

535469679522 is an frugal number, since it uses more digits than its factorization.

535469679522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15052 (or 7527 counting only the distinct ones).

The product of its digits is 122472000, while the sum is 63.

The spelling of 535469679522 in words is "five hundred thirty-five billion, four hundred sixty-nine million, six hundred seventy-nine thousand, five hundred twenty-two".