447122244551 has 4 divisors (see below), whose sum is σ = 473423553072. Its totient is φ = 420820936032.

The previous prime is 447122244539. The next prime is 447122244563. The reversal of 447122244551 is 155442221744.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (447122244539) and next prime (447122244563).

It is a cyclic number.

It is not a de Polignac number, because 447122244551 - 2¹⁴ = 447122228167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 447122244499 and 447122244508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447122243551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13150654235 + ... + 13150654268.

It is an arithmetic number, because the mean of its divisors is an integer number (118355888268).

Almost surely, 2^447122244551 is an apocalyptic number.

447122244551 is a deficient number, since it is larger than the sum of its proper divisors (26301308521).

447122244551 is a wasteful number, since it uses less digits than its factorization.

447122244551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26301308520.

The product of its digits is 358400, while the sum is 41.

The spelling of 447122244551 in words is "four hundred forty-seven billion, one hundred twenty-two million, two hundred forty-four thousand, five hundred fifty-one".