42133543555530 has 64 divisors (see below), whose sum is σ = 115608331872000. Its totient is φ = 9627020826624.

The previous prime is 42133543555423. The next prime is 42133543555531. The reversal of 42133543555530 is 3555534533124.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42133543555530.

It is not an unprimeable number, because it can be changed into a prime (42133543555531) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35915239 + ... + 37069818.

It is an arithmetic number, because the mean of its divisors is an integer number (1806380185500).

Almost surely, 2^{42133543555530} is an apocalyptic number.

42133543555530 is an abundant number, since it is smaller than the sum of its proper divisors (73474788316470).

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

42133543555530 is a wasteful number, since it uses less digits than its factorization.

42133543555530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72987823.

The product of its (nonzero) digits is 8100000, while the sum is 48.

The spelling of 42133543555530 in words is "forty-two trillion, one hundred thirty-three billion, five hundred forty-three million, five hundred fifty-five thousand, five hundred thirty".