133056556000064 has 56 divisors (see below), whose sum is σ = 272696391360000. Its totient is φ = 64347938634240.

The previous prime is 133056556000061. The next prime is 133056556000091. The reversal of 133056556000064 is 460000655650331.

It is a junction number, because it is equal to n+sod(n) for n = 133056555999979 and 133056556000024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133056556000061) 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, 14117939 + ... + 21573810.

Almost surely, 2^{133056556000064} is an apocalyptic number.

It is an amenable number.

133056556000064 is an abundant number, since it is smaller than the sum of its proper divisors (139639835359936).

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

133056556000064 is a wasteful number, since it uses less digits than its factorization.

133056556000064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35693671 (or 35693661 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 133056556000064 in words is "one hundred thirty-three trillion, fifty-six billion, five hundred fifty-six million, sixty-four", and thus it is an aban number.