6403270432 has 24 divisors (see below), whose sum is σ = 13576165596. Its totient is φ = 2955355392.

The previous prime is 6403270421. The next prime is 6403270457. The reversal of 6403270432 is 2340723046.

It can be written as a sum of positive squares in 2 ways, for example, as 6139662736 + 263607696 = 78356^2 + 16236^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6403270394 and 6403270403.

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, 7695823 + ... + 7696654.

Almost surely, 2^6403270432 is an apocalyptic number.

It is an amenable number.

6403270432 is an abundant number, since it is smaller than the sum of its proper divisors (7172895164).

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

6403270432 is a wasteful number, since it uses less digits than its factorization.

6403270432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15392500 (or 15392492 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 6403270432 is about 80020.4375894059. The cubic root of 6403270432 is about 1856.9517296055.

Adding to 6403270432 its reverse (2340723046), we get a palindrome (8743993478).

The spelling of 6403270432 in words is "six billion, four hundred three million, two hundred seventy thousand, four hundred thirty-two".