133452255261 has 16 divisors (see below), whose sum is σ = 193022472384. Its totient is φ = 81525012864.

The previous prime is 133452255227. The next prime is 133452255269. The reversal of 133452255261 is 162552254331.

It is not a de Polignac number, because 133452255261 - 2⁶ = 133452255197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133452255269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12483171 + ... + 12493856.

It is an arithmetic number, because the mean of its divisors is an integer number (12063904524).

Almost surely, 2^133452255261 is an apocalyptic number.

It is an amenable number.

133452255261 is a deficient number, since it is larger than the sum of its proper divisors (59570217123).

133452255261 is a wasteful number, since it uses less digits than its factorization.

133452255261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24977180.

The product of its digits is 216000, while the sum is 39.

The spelling of 133452255261 in words is "one hundred thirty-three billion, four hundred fifty-two million, two hundred fifty-five thousand, two hundred sixty-one".