4394878109048 has 32 divisors (see below), whose sum is σ = 9420160395360. Its totient is φ = 1883006300160.

The previous prime is 4394878109047. The next prime is 4394878109117. The reversal of 4394878109048 is 8409018784934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394878109047) 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, 10477673 + ... + 10889048.

It is an arithmetic number, because the mean of its divisors is an integer number (294380012355).

Almost surely, 2^{4394878109048} is an apocalyptic number.

It is an amenable number.

4394878109048 is an abundant number, since it is smaller than the sum of its proper divisors (5025282286312).

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

4394878109048 is a wasteful number, since it uses less digits than its factorization.

4394878109048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21370407 (or 21370403 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 65.

The spelling of 4394878109048 in words is "four trillion, three hundred ninety-four billion, eight hundred seventy-eight million, one hundred nine thousand, forty-eight".