133743306257 has 16 divisors (see below), whose sum is σ = 152563322880. Its totient is φ = 116055627600.

The previous prime is 133743306247. The next prime is 133743306283. The reversal of 133743306257 is 752603347331.

It is not a de Polignac number, because 133743306257 - 2¹⁶ = 133743240721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133743306217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430619 + ... + 672992.

It is an arithmetic number, because the mean of its divisors is an integer number (9535207680).

Almost surely, 2^133743306257 is an apocalyptic number.

It is an amenable number.

133743306257 is a deficient number, since it is larger than the sum of its proper divisors (18820016623).

133743306257 is a wasteful number, since it uses less digits than its factorization.

133743306257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104124.

The product of its (nonzero) digits is 952560, while the sum is 44.

The spelling of 133743306257 in words is "one hundred thirty-three billion, seven hundred forty-three million, three hundred six thousand, two hundred fifty-seven".