133233545054887 has 4 divisors (see below), whose sum is σ = 133233804789696. Its totient is φ = 133233285320080.

The previous prime is 133233545054777. The next prime is 133233545054891. The reversal of 133233545054887 is 788450545332331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133233545054887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133233525054887) 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, 129096439 + ... + 130124392.

It is an arithmetic number, because the mean of its divisors is an integer number (33308451197424).

Almost surely, 2^{133233545054887} is an apocalyptic number.

133233545054887 is a deficient number, since it is larger than the sum of its proper divisors (259734809).

133233545054887 is an equidigital number, since it uses as much as digits as its factorization.

133233545054887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259734808.

The product of its (nonzero) digits is 145152000, while the sum is 61.

The spelling of 133233545054887 in words is "one hundred thirty-three trillion, two hundred thirty-three billion, five hundred forty-five million, fifty-four thousand, eight hundred eighty-seven".