4981854009 has 16 divisors (see below), whose sum is σ = 7277987520. Its totient is φ = 3006116160.

The previous prime is 4981853999. The next prime is 4981854023. The reversal of 4981854009 is 9004581894.

It is not a de Polignac number, because 4981854009 - 2⁹ = 4981853497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4981854209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322062 + ... + 337175.

It is an arithmetic number, because the mean of its divisors is an integer number (454874220).

Almost surely, 2^4981854009 is an apocalyptic number.

It is an amenable number.

4981854009 is a deficient number, since it is larger than the sum of its proper divisors (2296133511).

4981854009 is a wasteful number, since it uses less digits than its factorization.

4981854009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659480.

The product of its (nonzero) digits is 414720, while the sum is 48.

The square root of 4981854009 is about 70582.2499570537. The cubic root of 4981854009 is about 1707.9048252731.

The spelling of 4981854009 in words is "four billion, nine hundred eighty-one million, eight hundred fifty-four thousand, nine".