133355077633 has 4 divisors (see below), whose sum is σ = 134153611200. Its totient is φ = 132556544068.

The previous prime is 133355077553. The next prime is 133355077679. The reversal of 133355077633 is 336770553331.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-133355077633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133355077433) 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, 399266533 + ... + 399266866.

It is an arithmetic number, because the mean of its divisors is an integer number (33538402800).

Almost surely, 2^133355077633 is an apocalyptic number.

It is an amenable number.

133355077633 is a deficient number, since it is larger than the sum of its proper divisors (798533567).

133355077633 is an equidigital number, since it uses as much as digits as its factorization.

133355077633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798533566.

The product of its (nonzero) digits is 1786050, while the sum is 46.

The spelling of 133355077633 in words is "one hundred thirty-three billion, three hundred fifty-five million, seventy-seven thousand, six hundred thirty-three".