3522250352240 has 20 divisors (see below), whose sum is σ = 8189232069144. Its totient is φ = 1408900140864.

The previous prime is 3522250352221. The next prime is 3522250352293. The reversal of 3522250352240 is 422530522253.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 3522250352240.

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, 22014064622 + ... + 22014064781.

Almost surely, 2^{3522250352240} is an apocalyptic number.

It is an amenable number.

3522250352240 is an abundant number, since it is smaller than the sum of its proper divisors (4666981716904).

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

3522250352240 is a wasteful number, since it uses less digits than its factorization.

3522250352240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44028129416 (or 44028129410 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 3522250352240 its reverse (422530522253), we get a palindrome (3944780874493).

The spelling of 3522250352240 in words is "three trillion, five hundred twenty-two billion, two hundred fifty million, three hundred fifty-two thousand, two hundred forty".