213554222675551 has 8 divisors (see below), whose sum is σ = 213957154749600. Its totient is φ = 213151360607328.

The previous prime is 213554222675501. The next prime is 213554222675561. The reversal of 213554222675551 is 155576222455312.

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 213554222675551 - 2¹¹ = 213554222673503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213554222675492 and 213554222675501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213554222675501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11392651 + ... + 23598748.

It is an arithmetic number, because the mean of its divisors is an integer number (26744644343700).

Almost surely, 2^{213554222675551} is an apocalyptic number.

213554222675551 is a deficient number, since it is larger than the sum of its proper divisors (402932074049).

213554222675551 is a wasteful number, since it uses less digits than its factorization.

213554222675551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35002913.

The product of its digits is 25200000, while the sum is 55.

The spelling of 213554222675551 in words is "two hundred thirteen trillion, five hundred fifty-four billion, two hundred twenty-two million, six hundred seventy-five thousand, five hundred fifty-one".