133920151208 has 32 divisors (see below), whose sum is σ = 252060201000. Its totient is φ = 66704225280.

The previous prime is 133920151177. The next prime is 133920151217. The reversal of 133920151208 is 802151029331.

It can be written as a sum of positive squares in 4 ways, for example, as 68559138244 + 65361012964 = 261838^2 + 255658^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14537708 + ... + 14546916.

Almost surely, 2^133920151208 is an apocalyptic number.

It is an amenable number.

133920151208 is a deficient number, since it is larger than the sum of its proper divisors (118140049792).

133920151208 is a wasteful number, since it uses less digits than its factorization.

133920151208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15965 (or 15961 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 133920151208 in words is "one hundred thirty-three billion, nine hundred twenty million, one hundred fifty-one thousand, two hundred eight".