333473975661 has 32 divisors (see below), whose sum is σ = 492934613760. Its totient is φ = 199768149504.

The previous prime is 333473975633. The next prime is 333473975671. The reversal of 333473975661 is 166579374333.

It is a happy number.

It is not a de Polignac number, because 333473975661 - 2⁵ = 333473975629 is a prime.

It is a super-2 number, since 2×333473975661² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (333473975671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2178040 + ... + 2326113.

It is an arithmetic number, because the mean of its divisors is an integer number (15404206680).

Almost surely, 2^333473975661 is an apocalyptic number.

It is an amenable number.

333473975661 is a deficient number, since it is larger than the sum of its proper divisors (159460638099).

333473975661 is a wasteful number, since it uses less digits than its factorization.

333473975661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504245.

The product of its digits is 25719120, while the sum is 57.

The spelling of 333473975661 in words is "three hundred thirty-three billion, four hundred seventy-three million, nine hundred seventy-five thousand, six hundred sixty-one".