6623333145 has 224 divisors, whose sum is σ = 14252160384. Its totient is φ = 2911334400.

The previous prime is 6623333141. The next prime is 6623333147. The reversal of 6623333145 is 5413333266.

6623333145 is a `hidden beast` number, since 6 + 6 + 2 + 333 + 314 + 5 = 666.

It is not a de Polignac number, because 6623333145 - 2² = 6623333141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6623333141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 50559730 + ... + 50559860.

It is an arithmetic number, because the mean of its divisors is an integer number (63625716).

Almost surely, 2^6623333145 is an apocalyptic number.

6623333145 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6623333145 is an abundant number, since it is smaller than the sum of its proper divisors (7628827239).

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

6623333145 is a wasteful number, since it uses less digits than its factorization.

6623333145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 260 counting only the distinct ones).

The product of its digits is 116640, while the sum is 36.

The square root of 6623333145 is about 81383.8629274870. The cubic root of 6623333145 is about 1877.9853498434.

The spelling of 6623333145 in words is "six billion, six hundred twenty-three million, three hundred thirty-three thousand, one hundred forty-five".