66150033355 has 16 divisors (see below), whose sum is σ = 91244447424. Its totient is φ = 45097822080.

The previous prime is 66150033347. The next prime is 66150033359. The reversal of 66150033355 is 55333005166.

It is not a de Polignac number, because 66150033355 - 2³ = 66150033347 is a prime.

It is a super-2 number, since 2×66150033355² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66150033359) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5456376 + ... + 5468485.

It is an arithmetic number, because the mean of its divisors is an integer number (5702777964).

Almost surely, 2^66150033355 is an apocalyptic number.

66150033355 is a deficient number, since it is larger than the sum of its proper divisors (25094414069).

66150033355 is a wasteful number, since it uses less digits than its factorization.

66150033355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10925046.

The product of its (nonzero) digits is 121500, while the sum is 37.

The spelling of 66150033355 in words is "sixty-six billion, one hundred fifty million, thirty-three thousand, three hundred fifty-five".