522535455035272 has 128 divisors (see below), whose sum is σ = 1191837242419200. Its totient is φ = 209789833448448.

The previous prime is 522535455035267. The next prime is 522535455035287. The reversal of 522535455035272 is 272530554535225.

It is a super-2 number, since 2×522535455035272² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71360848 + ... + 78341824.

It is an arithmetic number, because the mean of its divisors is an integer number (9311228456400).

Almost surely, 2^{522535455035272} 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 522535455035272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595918621209600).

522535455035272 is an abundant number, since it is smaller than the sum of its proper divisors (669301787383928).

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

522535455035272 is a wasteful number, since it uses less digits than its factorization.

522535455035272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6981795 (or 6981791 counting only the distinct ones).

The product of its (nonzero) digits is 63000000, while the sum is 55.

The spelling of 522535455035272 in words is "five hundred twenty-two trillion, five hundred thirty-five billion, four hundred fifty-five million, thirty-five thousand, two hundred seventy-two".