75766028033 has 8 divisors (see below), whose sum is σ = 76261378440. Its totient is φ = 75272279040.

The previous prime is 75766028027. The next prime is 75766028057. The reversal of 75766028033 is 33082066757.

It can be written as a sum of positive squares in 4 ways, for example, as 17864193649 + 57901834384 = 133657^2 + 240628^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 75766028033 - 2²⁰ = 75764979457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75766021033) 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 7 ways as a sum of consecutive naturals, for example, 305348 + ... + 494741.

It is an arithmetic number, because the mean of its divisors is an integer number (9532672305).

Almost surely, 2^75766028033 is an apocalyptic number.

It is an amenable number.

75766028033 is a deficient number, since it is larger than the sum of its proper divisors (495350407).

75766028033 is a wasteful number, since it uses less digits than its factorization.

75766028033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800707.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 75766028033 in words is "seventy-five billion, seven hundred sixty-six million, twenty-eight thousand, thirty-three".