133376879999 has 8 divisors (see below), whose sum is σ = 145512312192. Its totient is φ = 121243158040.

The previous prime is 133376879941. The next prime is 133376880019. The reversal of 133376879999 is 999978673331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133376879999 - 2²⁰ = 133375831423 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 (133376879939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261689 + ... + 578994.

It is an arithmetic number, because the mean of its divisors is an integer number (18189039024).

Almost surely, 2^133376879999 is an apocalyptic number.

133376879999 is a deficient number, since it is larger than the sum of its proper divisors (12135432193).

133376879999 is a wasteful number, since it uses less digits than its factorization.

133376879999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855117.

The product of its digits is 416649744, while the sum is 74.

The spelling of 133376879999 in words is "one hundred thirty-three billion, three hundred seventy-six million, eight hundred seventy-nine thousand, nine hundred ninety-nine".