133564260422 has 4 divisors (see below), whose sum is σ = 200346390636. Its totient is φ = 66782130210.

The previous prime is 133564260409. The next prime is 133564260481. The reversal of 133564260422 is 224062465331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224062465331 = 97 ⋅2309922323.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33391065104 + ... + 33391065107.

It is an arithmetic number, because the mean of its divisors is an integer number (50086597659).

Almost surely, 2^133564260422 is an apocalyptic number.

133564260422 is a deficient number, since it is larger than the sum of its proper divisors (66782130214).

133564260422 is an equidigital number, since it uses as much as digits as its factorization.

133564260422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66782130213.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 133564260422 in words is "one hundred thirty-three billion, five hundred sixty-four million, two hundred sixty thousand, four hundred twenty-two".