133680140826 has 16 divisors (see below), whose sum is σ = 267382897344. Its totient is φ = 44556277664.

The previous prime is 133680140819. The next prime is 133680140831. The reversal of 133680140826 is 628041086331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864990 + ... + 1007753.

It is an arithmetic number, because the mean of its divisors is an integer number (16711431084).

Almost surely, 2^133680140826 is an apocalyptic number.

133680140826 is an abundant number, since it is smaller than the sum of its proper divisors (133702756518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133680140826 is a wasteful number, since it uses less digits than its factorization.

133680140826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884645.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 133680140826 in words is "one hundred thirty-three billion, six hundred eighty million, one hundred forty thousand, eight hundred twenty-six".