84481450047 has 6 divisors (see below), whose sum is σ = 122028761192. Its totient is φ = 56320966692.

The previous prime is 84481450043. The next prime is 84481450057. The reversal of 84481450047 is 74005418448.

84481450047 is a `hidden beast` number, since 84 + 4 + 81 + 450 + 0 + 47 = 666.

It is not a de Polignac number, because 84481450047 - 2² = 84481450043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84481449984 and 84481450011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84481450043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4693413883 + ... + 4693413900.

Almost surely, 2^84481450047 is an apocalyptic number.

84481450047 is a deficient number, since it is larger than the sum of its proper divisors (37547311145).

84481450047 is a wasteful number, since it uses less digits than its factorization.

84481450047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9386827789 (or 9386827786 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 45.

The spelling of 84481450047 in words is "eighty-four billion, four hundred eighty-one million, four hundred fifty thousand, forty-seven".