133848273447 has 32 divisors (see below), whose sum is σ = 226652083200. Its totient is φ = 76474377504.

The previous prime is 133848273439. The next prime is 133848273509. The reversal of 133848273447 is 744372848331.

133848273447 is a `hidden beast` number, since 133 + 8 + 48 + 27 + 3 + 447 = 666.

It is not a de Polignac number, because 133848273447 - 2³ = 133848273439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133848273393 and 133848273402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133848233447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1481158 + ... + 1568924.

It is an arithmetic number, because the mean of its divisors is an integer number (7082877600).

Almost surely, 2^133848273447 is an apocalyptic number.

133848273447 is a deficient number, since it is larger than the sum of its proper divisors (92803809753).

133848273447 is an equidigital number, since it uses as much as digits as its factorization.

133848273447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95852 (or 95846 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 133848273447 in words is "one hundred thirty-three billion, eight hundred forty-eight million, two hundred seventy-three thousand, four hundred forty-seven".