3538529222536 has 256 divisors, whose sum is σ = 8810713128960. Its totient is φ = 1291424808960.

The previous prime is 3538529222399. The next prime is 3538529222539. The reversal of 3538529222536 is 6352229258353.

It is a super-2 number, since 2×3538529222536² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3538529222539) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 433267525 + ... + 433275691.

It is an arithmetic number, because the mean of its divisors is an integer number (34416848160).

Almost surely, 2^{3538529222536} 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 3538529222536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4405356564480).

3538529222536 is an abundant number, since it is smaller than the sum of its proper divisors (5272183906424).

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

3538529222536 is a wasteful number, since it uses less digits than its factorization.

3538529222536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8844 (or 8840 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 55.

The spelling of 3538529222536 in words is "three trillion, five hundred thirty-eight billion, five hundred twenty-nine million, two hundred twenty-two thousand, five hundred thirty-six".