4981149798 has 32 divisors (see below), whose sum is σ = 10066610400. Its totient is φ = 1643037696.

The previous prime is 4981149751. The next prime is 4981149847. The reversal of 4981149798 is 8979411894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553398 + ... + 562326.

It is an arithmetic number, because the mean of its divisors is an integer number (314581575).

Almost surely, 2^4981149798 is an apocalyptic number.

4981149798 is an abundant number, since it is smaller than the sum of its proper divisors (5085460602).

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

4981149798 is a wasteful number, since it uses less digits than its factorization.

4981149798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9896.

The product of its digits is 5225472, while the sum is 60.

The square root of 4981149798 is about 70577.2611965072. The cubic root of 4981149798 is about 1707.8243477348.

The spelling of 4981149798 in words is "four billion, nine hundred eighty-one million, one hundred forty-nine thousand, seven hundred ninety-eight".