6249999998 has 8 divisors (see below), whose sum is σ = 10227272760. Its totient is φ = 2840909080.

The previous prime is 6249999971. The next prime is 6250000021. The reversal of 6249999998 is 8999999426.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142045433 + ... + 142045476.

It is an arithmetic number, because the mean of its divisors is an integer number (1278409095).

Almost surely, 2^6249999998 is an apocalyptic number.

6249999998 is a deficient number, since it is larger than the sum of its proper divisors (3977272762).

6249999998 is a wasteful number, since it uses less digits than its factorization.

6249999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284090922.

The product of its digits is 204073344, while the sum is 74.

The square root of 6249999998 is about 79056.9414915604. The cubic root of 6249999998 is about 1842.0157491237.

The spelling of 6249999998 in words is "six billion, two hundred forty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-eight".