133558518352057 has 4 divisors (see below), whose sum is σ = 136664530406800. Its totient is φ = 130452506297316.

The previous prime is 133558518352031. The next prime is 133558518352073. The reversal of 133558518352057 is 750253815855331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133558518352057 - 2³⁵ = 133524158613689 is a prime.

It is a super-2 number, since 2×133558518352057² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133558518351986 and 133558518352004.

It is not an unprimeable number, because it can be changed into a prime (133558518352157) 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, 1553006027307 + ... + 1553006027392.

It is an arithmetic number, because the mean of its divisors is an integer number (34166132601700).

Almost surely, 2^{133558518352057} is an apocalyptic number.

It is an amenable number.

133558518352057 is a deficient number, since it is larger than the sum of its proper divisors (3106012054743).

133558518352057 is an equidigital number, since it uses as much as digits as its factorization.

133558518352057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106012054742.

The product of its (nonzero) digits is 75600000, while the sum is 61.

The spelling of 133558518352057 in words is "one hundred thirty-three trillion, five hundred fifty-eight billion, five hundred eighteen million, three hundred fifty-two thousand, fifty-seven".