2252356211521 has 8 divisors (see below), whose sum is σ = 2440495453760. Its totient is φ = 2066342836752.

The previous prime is 2252356211453. The next prime is 2252356211549. The reversal of 2252356211521 is 1251126532522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2252356211521 - 2¹³ = 2252356203329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2252356211821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531464661 + ... + 531468898.

It is an arithmetic number, because the mean of its divisors is an integer number (305061931720).

Almost surely, 2^{2252356211521} is an apocalyptic number.

It is an amenable number.

2252356211521 is a deficient number, since it is larger than the sum of its proper divisors (188139242239).

2252356211521 is a wasteful number, since it uses less digits than its factorization.

2252356211521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062933735.

The product of its digits is 72000, while the sum is 37.

The spelling of 2252356211521 in words is "two trillion, two hundred fifty-two billion, three hundred fifty-six million, two hundred eleven thousand, five hundred twenty-one".