5898847978 has 8 divisors (see below), whose sum is σ = 8852137668. Its totient is φ = 2948135424.

The previous prime is 5898847967. The next prime is 5898847987. The reversal of 5898847978 is 8797488985.

It can be written as a sum of positive squares in 2 ways, for example, as 5854851289 + 43996689 = 76517^2 + 6633^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5898847978.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 638551 + ... + 647722.

Almost surely, 2^5898847978 is an apocalyptic number.

5898847978 is a deficient number, since it is larger than the sum of its proper divisors (2953289690).

5898847978 is a wasteful number, since it uses less digits than its factorization.

5898847978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1288568.

The product of its digits is 325140480, while the sum is 73.

The square root of 5898847978 is about 76803.9580881090. The cubic root of 5898847978 is about 1806.8512533103.

The spelling of 5898847978 in words is "five billion, eight hundred ninety-eight million, eight hundred forty-seven thousand, nine hundred seventy-eight".