6828419450 has 24 divisors (see below), whose sum is σ = 12817392060. Its totient is φ = 2706307200.

The previous prime is 6828419447. The next prime is 6828419501. The reversal of 6828419450 is 549148286.

It can be written as a sum of positive squares in 6 ways, for example, as 2921294401 + 3907125049 = 54049^2 + 62507^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6828419395 and 6828419404.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 621011 + ... + 631910.

Almost surely, 2^6828419450 is an apocalyptic number.

6828419450 is a deficient number, since it is larger than the sum of its proper divisors (5988972610).

6828419450 is a wasteful number, since it uses less digits than its factorization.

6828419450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253042 (or 1253037 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 6828419450 is about 82634.2510706063. The cubic root of 6828419450 is about 1897.1721043166.

The spelling of 6828419450 in words is "six billion, eight hundred twenty-eight million, four hundred nineteen thousand, four hundred fifty".