133761577543 has 8 divisors (see below), whose sum is σ = 147127687056. Its totient is φ = 121601432920.

The previous prime is 133761577531. The next prime is 133761577561. The reversal of 133761577543 is 345775167331.

It is not a de Polignac number, because 133761577543 - 2⁵ = 133761577511 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 (133761577583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50247196 + ... + 50249857.

It is an arithmetic number, because the mean of its divisors is an integer number (18390960882).

Almost surely, 2^133761577543 is an apocalyptic number.

133761577543 is a deficient number, since it is larger than the sum of its proper divisors (13366109513).

133761577543 is an equidigital number, since it uses as much as digits as its factorization.

133761577543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100497086 (or 100497064 counting only the distinct ones).

The product of its digits is 5556600, while the sum is 52.

The spelling of 133761577543 in words is "one hundred thirty-three billion, seven hundred sixty-one million, five hundred seventy-seven thousand, five hundred forty-three".