6128840033 has 4 divisors (see below), whose sum is σ = 6164267028. Its totient is φ = 6093413040.

The previous prime is 6128840021. The next prime is 6128840063. The reversal of 6128840033 is 3300488216.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4051577104 + 2077262929 = 63652^2 + 45577^2 .

It is a cyclic number.

It is not a de Polignac number, because 6128840033 - 2¹⁶ = 6128774497 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6128839975 and 6128840002.

It is not an unprimeable number, because it can be changed into a prime (6128840063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17713238 + ... + 17713583.

It is an arithmetic number, because the mean of its divisors is an integer number (1541066757).

Almost surely, 2^6128840033 is an apocalyptic number.

It is an amenable number.

6128840033 is a deficient number, since it is larger than the sum of its proper divisors (35426995).

6128840033 is a wasteful number, since it uses less digits than its factorization.

6128840033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35426994.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 6128840033 is about 78286.9084394064. The cubic root of 6128840033 is about 1830.0351385252.

The spelling of 6128840033 in words is "six billion, one hundred twenty-eight million, eight hundred forty thousand, thirty-three".