133056556635342 has 64 divisors (see below), whose sum is σ = 280203328224000. Its totient is φ = 42005223129600.

The previous prime is 133056556635311. The next prime is 133056556635367. The reversal of 133056556635342 is 243536655650331.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 10006502838 + ... + 10006516134.

It is an arithmetic number, because the mean of its divisors is an integer number (4378177003500).

Almost surely, 2^{133056556635342} is an apocalyptic number.

133056556635342 is an abundant number, since it is smaller than the sum of its proper divisors (147146771588658).

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

133056556635342 is a wasteful number, since it uses less digits than its factorization.

133056556635342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33121.

The product of its (nonzero) digits is 87480000, while the sum is 57.

The spelling of 133056556635342 in words is "one hundred thirty-three trillion, fifty-six billion, five hundred fifty-six million, six hundred thirty-five thousand, three hundred forty-two".