447282128355 has 8 divisors (see below), whose sum is σ = 715651405392. Its totient is φ = 238550468448.

The previous prime is 447282128351. The next prime is 447282128389. The reversal of 447282128355 is 553821282744.

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

It is not a de Polignac number, because 447282128355 - 2² = 447282128351 is a prime.

It is a super-2 number, since 2×447282128355² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 447282128298 and 447282128307.

It is not an unprimeable number, because it can be changed into a prime (447282128351) 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, 14909404264 + ... + 14909404293.

It is an arithmetic number, because the mean of its divisors is an integer number (89456425674).

Almost surely, 2^447282128355 is an apocalyptic number.

447282128355 is a deficient number, since it is larger than the sum of its proper divisors (268369277037).

447282128355 is a wasteful number, since it uses less digits than its factorization.

447282128355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29818808565.

The product of its digits is 4300800, while the sum is 51.

The spelling of 447282128355 in words is "four hundred forty-seven billion, two hundred eighty-two million, one hundred twenty-eight thousand, three hundred fifty-five".