6432278760 has 48 divisors (see below), whose sum is σ = 20904907140. Its totient is φ = 1715274240.

The previous prime is 6432278747. The next prime is 6432278761. The reversal of 6432278760 is 678722346.

It can be written as a sum of positive squares in 2 ways, for example, as 6045684516 + 386594244 = 77754^2 + 19662^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (6432278761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8933361 + ... + 8934080.

Almost surely, 2^6432278760 is an apocalyptic number.

6432278760 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6432278760 is an abundant number, since it is smaller than the sum of its proper divisors (14472628380).

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

6432278760 is a wasteful number, since it uses less digits than its factorization.

6432278760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17867458 (or 17867451 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The square root of 6432278760 is about 80201.4885148649. The cubic root of 6432278760 is about 1859.7516491166.

The spelling of 6432278760 in words is "six billion, four hundred thirty-two million, two hundred seventy-eight thousand, seven hundred sixty".