3522644617021 has 4 divisors (see below), whose sum is σ = 3531700259100. Its totient is φ = 3513588974944.

The previous prime is 3522644616989. The next prime is 3522644617057. The reversal of 3522644617021 is 1207164462253.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1331741388121 + 2190903228900 = 1154011^2 + 1480170^2 .

It is a cyclic number.

It is not a de Polignac number, because 3522644617021 - 2⁵ = 3522644616989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3522644618021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4527820456 + ... + 4527821233.

It is an arithmetic number, because the mean of its divisors is an integer number (882925064775).

Almost surely, 2^{3522644617021} is an apocalyptic number.

It is an amenable number.

3522644617021 is a deficient number, since it is larger than the sum of its proper divisors (9055642079).

3522644617021 is an equidigital number, since it uses as much as digits as its factorization.

3522644617021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9055642078.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 3522644617021 in words is "three trillion, five hundred twenty-two billion, six hundred forty-four million, six hundred seventeen thousand, twenty-one".