133474331187664 has 40 divisors (see below), whose sum is σ = 269851321660032. Its totient is φ = 63835302875520.

The previous prime is 133474331187619. The next prime is 133474331187727. The reversal of 133474331187664 is 466781133474331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125348277 + ... + 126408619.

Almost surely, 2^{133474331187664} is an apocalyptic number.

It is an amenable number.

133474331187664 is an abundant number, since it is smaller than the sum of its proper divisors (136376990472368).

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

133474331187664 is a wasteful number, since it uses less digits than its factorization.

133474331187664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402435 (or 1402429 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 61.

The spelling of 133474331187664 in words is "one hundred thirty-three trillion, four hundred seventy-four billion, three hundred thirty-one million, one hundred eighty-seven thousand, six hundred sixty-four".