133338032767 has 4 divisors (see below), whose sum is σ = 135853844760. Its totient is φ = 130822220776.

The previous prime is 133338032749. The next prime is 133338032791. The reversal of 133338032767 is 767230833331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 767230833331 = 336887 ⋅2277413.

It is a cyclic number.

It is not a de Polignac number, because 133338032767 - 2²³ = 133329644159 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 (133338032717) 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, 1257905917 + ... + 1257906022.

It is an arithmetic number, because the mean of its divisors is an integer number (33963461190).

Almost surely, 2^133338032767 is an apocalyptic number.

133338032767 is a deficient number, since it is larger than the sum of its proper divisors (2515811993).

133338032767 is an equidigital number, since it uses as much as digits as its factorization.

133338032767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515811992.

The product of its (nonzero) digits is 1143072, while the sum is 46.

The spelling of 133338032767 in words is "one hundred thirty-three billion, three hundred thirty-eight million, thirty-two thousand, seven hundred sixty-seven".