6248806399 has 16 divisors (see below), whose sum is σ = 7222465440. Its totient is φ = 5343170560.

The previous prime is 6248806387. The next prime is 6248806427. The reversal of 6248806399 is 9936088426.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6248806399 - 2⁵ = 6248806367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6248806199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309807 + ... + 329359.

It is an arithmetic number, because the mean of its divisors is an integer number (451404090).

Almost surely, 2^6248806399 is an apocalyptic number.

6248806399 is a deficient number, since it is larger than the sum of its proper divisors (973659041).

6248806399 is a wasteful number, since it uses less digits than its factorization.

6248806399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21290.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The square root of 6248806399 is about 79049.3921482006. The cubic root of 6248806399 is about 1841.8984814899.

The spelling of 6248806399 in words is "six billion, two hundred forty-eight million, eight hundred six thousand, three hundred ninety-nine".