4221315251455 has 8 divisors (see below), whose sum is σ = 5065592590800. Its totient is φ = 3377042675136.

The previous prime is 4221315251449. The next prime is 4221315251459. The reversal of 4221315251455 is 5541525131224.

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 4221315251455 - 2¹¹ = 4221315249407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221315251459) 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, 1192776 + ... + 3140914.

It is an arithmetic number, because the mean of its divisors is an integer number (633199073850).

Almost surely, 2^{4221315251455} is an apocalyptic number.

4221315251455 is a deficient number, since it is larger than the sum of its proper divisors (844277339345).

4221315251455 is a wasteful number, since it uses less digits than its factorization.

4221315251455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2381513.

The product of its digits is 240000, while the sum is 40.

The spelling of 4221315251455 in words is "four trillion, two hundred twenty-one billion, three hundred fifteen million, two hundred fifty-one thousand, four hundred fifty-five".