447157005451 has 8 divisors (see below), whose sum is σ = 481609406880. Its totient is φ = 412712562432.

The previous prime is 447157005377. The next prime is 447157005457. The reversal of 447157005451 is 154500751744.

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 447157005451 - 2⁹ = 447157004939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 447157005398 and 447157005407.

It is not an unprimeable number, because it can be changed into a prime (447157005457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1872646 + ... + 2097883.

It is an arithmetic number, because the mean of its divisors is an integer number (60201175860).

Almost surely, 2^447157005451 is an apocalyptic number.

447157005451 is a deficient number, since it is larger than the sum of its proper divisors (34452401429).

447157005451 is a wasteful number, since it uses less digits than its factorization.

447157005451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979205.

The product of its (nonzero) digits is 392000, while the sum is 43.

The spelling of 447157005451 in words is "four hundred forty-seven billion, one hundred fifty-seven million, five thousand, four hundred fifty-one".