4498398478 has 16 divisors (see below), whose sum is σ = 7842245760. Its totient is φ = 1895208696.

The previous prime is 4498398461. The next prime is 4498398497. The reversal of 4498398478 is 8748938944.

It is a super-3 number, since 3×4498398478³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2722176 + ... + 2723827.

It is an arithmetic number, because the mean of its divisors is an integer number (490140360).

Almost surely, 2^4498398478 is an apocalyptic number.

4498398478 is a deficient number, since it is larger than the sum of its proper divisors (3343847282).

4498398478 is a wasteful number, since it uses less digits than its factorization.

4498398478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5446071.

The product of its digits is 55738368, while the sum is 64.

The square root of 4498398478 is about 67070.1012225269. The cubic root of 4498398478 is about 1650.7677453143.

The spelling of 4498398478 in words is "four billion, four hundred ninety-eight million, three hundred ninety-eight thousand, four hundred seventy-eight".