4133949975 has 36 divisors (see below), whose sum is σ = 7643227072. Its totient is φ = 2133648000.

The previous prime is 4133949973. The next prime is 4133950003. The reversal of 4133949975 is 5799493314.

It is a happy number.

It is not a de Polignac number, because 4133949975 - 2¹ = 4133949973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4133949973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 289366 + ... + 303315.

Almost surely, 2^4133949975 is an apocalyptic number.

4133949975 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4133949975 is a deficient number, since it is larger than the sum of its proper divisors (3509277097).

4133949975 is a wasteful number, since it uses less digits than its factorization.

4133949975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592728 (or 592720 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The square root of 4133949975 is about 64295.8006015945. The cubic root of 4133949975 is about 1604.9262201506.

The spelling of 4133949975 in words is "four billion, one hundred thirty-three million, nine hundred forty-nine thousand, nine hundred seventy-five".