133195156885 has 32 divisors (see below), whose sum is σ = 197478570240. Its totient is φ = 84188201472.

The previous prime is 133195156879. The next prime is 133195156907. The reversal of 133195156885 is 588651591331.

It is a cyclic number.

It is not a de Polignac number, because 133195156885 - 2¹³ = 133195148693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2682064 + ... + 2731273.

It is an arithmetic number, because the mean of its divisors is an integer number (6171205320).

Almost surely, 2^133195156885 is an apocalyptic number.

It is an amenable number.

133195156885 is a deficient number, since it is larger than the sum of its proper divisors (64283413355).

133195156885 is a wasteful number, since it uses less digits than its factorization.

133195156885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5413405.

The product of its digits is 3888000, while the sum is 55.

The spelling of 133195156885 in words is "one hundred thirty-three billion, one hundred ninety-five million, one hundred fifty-six thousand, eight hundred eighty-five".