333690054021 has 48 divisors (see below), whose sum is σ = 503007598080. Its totient is φ = 212924880000.

The previous prime is 333690054013. The next prime is 333690054043. The reversal of 333690054021 is 120450096333.

It is a happy number.

333690054021 is a `hidden beast` number, since 3 + 3 + 3 + 6 + 90 + 0 + 540 + 21 = 666.

It is not a de Polignac number, because 333690054021 - 2³ = 333690054013 is a prime.

It is a super-2 number, since 2×333690054021² (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 (333690054011) 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 47 ways as a sum of consecutive naturals, for example, 28708591 + ... + 28720211.

It is an arithmetic number, because the mean of its divisors is an integer number (10479324960).

Almost surely, 2^333690054021 is an apocalyptic number.

333690054021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

333690054021 is a deficient number, since it is larger than the sum of its proper divisors (169317544059).

333690054021 is a wasteful number, since it uses less digits than its factorization.

333690054021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12778 (or 12775 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The spelling of 333690054021 in words is "three hundred thirty-three billion, six hundred ninety million, fifty-four thousand, twenty-one".