535845529172 has 12 divisors (see below), whose sum is σ = 937751037300. Its totient is φ = 267916661376.

The previous prime is 535845529103. The next prime is 535845529223. The reversal of 535845529172 is 271925548535.

It can be written as a sum of positive squares in 2 ways, for example, as 67269684496 + 468575844676 = 259364^2 + 684526^2 .

It is a super-2 number, since 2×535845529172² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1325333 + ... + 1681724.

It is an arithmetic number, because the mean of its divisors is an integer number (78145919775).

Almost surely, 2^535845529172 is an apocalyptic number.

It is an amenable number.

535845529172 is a deficient number, since it is larger than the sum of its proper divisors (401905508128).

535845529172 is a wasteful number, since it uses less digits than its factorization.

535845529172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3051610 (or 3051608 counting only the distinct ones).

The product of its digits is 15120000, while the sum is 56.

The spelling of 535845529172 in words is "five hundred thirty-five billion, eight hundred forty-five million, five hundred twenty-nine thousand, one hundred seventy-two".