6253646340 has 48 divisors (see below), whose sum is σ = 17582906880. Its totient is φ = 1660715520.

The previous prime is 6253646317. The next prime is 6253646359. The reversal of 6253646340 is 436463526.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201780 + ... + 230699.

It is an arithmetic number, because the mean of its divisors is an integer number (366310560).

Almost surely, 2^6253646340 is an apocalyptic number.

6253646340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6253646340 is an abundant number, since it is smaller than the sum of its proper divisors (11329260540).

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

6253646340 is a wasteful number, since it uses less digits than its factorization.

6253646340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432732 (or 432730 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 39.

The square root of 6253646340 is about 79079.9996206373. Note that the first 3 decimals coincide. The cubic root of 6253646340 is about 1842.3738991837.

The spelling of 6253646340 in words is "six billion, two hundred fifty-three million, six hundred forty-six thousand, three hundred forty".