6400275033 has 16 divisors (see below), whose sum is σ = 8594400320. Its totient is φ = 4236551424.

The previous prime is 6400275017. The next prime is 6400275041. The reversal of 6400275033 is 3305720046.

It is not a de Polignac number, because 6400275033 - 2⁴ = 6400275017 is a prime.

It is a super-3 number, since 3×6400275033³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6400275043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 546285 + ... + 557877.

It is an arithmetic number, because the mean of its divisors is an integer number (537150020).

Almost surely, 2^6400275033 is an apocalyptic number.

It is an amenable number.

6400275033 is a deficient number, since it is larger than the sum of its proper divisors (2194125287).

6400275033 is a wasteful number, since it uses less digits than its factorization.

6400275033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12888.

The product of its (nonzero) digits is 15120, while the sum is 30.

The square root of 6400275033 is about 80001.7189377828. The cubic root of 6400275033 is about 1856.6621286913.

Adding to 6400275033 its reverse (3305720046), we get a palindrome (9705995079).

The spelling of 6400275033 in words is "six billion, four hundred million, two hundred seventy-five thousand, thirty-three".