4449367998 has 12 divisors (see below), whose sum is σ = 9640297368. Its totient is φ = 1483122660.

The previous prime is 4449367991. The next prime is 4449368017. The reversal of 4449367998 is 8997639444.

4449367998 is a `hidden beast` number, since 4 + 449 + 36 + 79 + 98 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449367991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123593538 + ... + 123593573.

It is an arithmetic number, because the mean of its divisors is an integer number (803358114).

Almost surely, 2^4449367998 is an apocalyptic number.

4449367998 is an abundant number, since it is smaller than the sum of its proper divisors (5190929370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4449367998 is a wasteful number, since it uses less digits than its factorization.

4449367998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247187119 (or 247187116 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 63.

The square root of 4449367998 is about 66703.5830971620. The cubic root of 4449367998 is about 1644.7482851948.

The spelling of 4449367998 in words is "four billion, four hundred forty-nine million, three hundred sixty-seven thousand, nine hundred ninety-eight".