4939881017946 has 16 divisors (see below), whose sum is σ = 11291156612544. Its totient is φ = 1411394576544.

The previous prime is 4939881017941. The next prime is 4939881017959. The reversal of 4939881017946 is 6497101889394.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4939881017941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58808107315 + ... + 58808107398.

It is an arithmetic number, because the mean of its divisors is an integer number (705697288284).

Almost surely, 2^{4939881017946} is an apocalyptic number.

4939881017946 is an abundant number, since it is smaller than the sum of its proper divisors (6351275594598).

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

4939881017946 is a wasteful number, since it uses less digits than its factorization.

4939881017946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117616214725.

The product of its (nonzero) digits is 94058496, while the sum is 69.

The spelling of 4939881017946 in words is "four trillion, nine hundred thirty-nine billion, eight hundred eighty-one million, seventeen thousand, nine hundred forty-six".