3522539446272 has 1680 divisors, whose sum is σ = 13630069881792. Its totient is φ = 901289410560.

The previous prime is 3522539446267. The next prime is 3522539446409. The reversal of 3522539446272 is 2726449352253.

3522539446272 is a `hidden beast` number, since 3 + 5 + 2 + 2 + 5 + 3 + 9 + 4 + 4 + 627 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (21772800) is a multiple of the sum of its prime divisors (90).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 52575215583 + ... + 52575215649.

Almost surely, 2^{3522539446272} is an apocalyptic number.

3522539446272 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3522539446272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6815034940896).

3522539446272 is an abundant number, since it is smaller than the sum of its proper divisors (10107530435520).

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

3522539446272 is an frugal number, since it uses more digits than its factorization.

3522539446272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 90 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 54.

The spelling of 3522539446272 in words is "three trillion, five hundred twenty-two billion, five hundred thirty-nine million, four hundred forty-six thousand, two hundred seventy-two".