4334254551221 has 8 divisors (see below), whose sum is σ = 4969361215104. Its totient is φ = 3703129747920.

The previous prime is 4334254551161. The next prime is 4334254551257. The reversal of 4334254551221 is 1221554524334.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4334254551221 is a prime.

It is a super-2 number, since 2×4334254551221² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4334254551421) 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, 995462810 + ... + 995467163.

It is an arithmetic number, because the mean of its divisors is an integer number (621170151888).

Almost surely, 2^{4334254551221} is an apocalyptic number.

It is an amenable number.

4334254551221 is a deficient number, since it is larger than the sum of its proper divisors (635106663883).

4334254551221 is a wasteful number, since it uses less digits than its factorization.

4334254551221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1990930291.

The product of its digits is 576000, while the sum is 41.

The spelling of 4334254551221 in words is "four trillion, three hundred thirty-four billion, two hundred fifty-four million, five hundred fifty-one thousand, two hundred twenty-one".