6259278398 has 4 divisors (see below), whose sum is σ = 9388917600. Its totient is φ = 3129639198.

The previous prime is 6259278349. The next prime is 6259278409. The reversal of 6259278398 is 8938729526.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1564819598 + ... + 1564819601.

It is an arithmetic number, because the mean of its divisors is an integer number (2347229400).

Almost surely, 2^6259278398 is an apocalyptic number.

6259278398 is a deficient number, since it is larger than the sum of its proper divisors (3129639202).

6259278398 is a wasteful number, since it uses less digits than its factorization.

6259278398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129639201.

The product of its digits is 13063680, while the sum is 59.

The square root of 6259278398 is about 79115.6014828934. The cubic root of 6259278398 is about 1842.9268162423.

The spelling of 6259278398 in words is "six billion, two hundred fifty-nine million, two hundred seventy-eight thousand, three hundred ninety-eight".