6403052012 has 12 divisors (see below), whose sum is σ = 12806104080. Its totient is φ = 2744165136.

The previous prime is 6403051981. The next prime is 6403052039. The reversal of 6403052012 is 2102503046.

6403052012 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114340187 + ... + 114340242.

It is an arithmetic number, because the mean of its divisors is an integer number (1067175340).

Almost surely, 2^6403052012 is an apocalyptic number.

It is an amenable number.

6403052012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6403052012 is a wasteful number, since it uses less digits than its factorization.

6403052012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228680440 (or 228680438 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 6403052012 is about 80019.0728014265. The cubic root of 6403052012 is about 1856.9306153946.

Adding to 6403052012 its reverse (2102503046), we get a palindrome (8505555058).

The spelling of 6403052012 in words is "six billion, four hundred three million, fifty-two thousand, twelve".