4399490449494 has 64 divisors (see below), whose sum is σ = 11356478138880. Its totient is φ = 1236390752160.

The previous prime is 4399490449477. The next prime is 4399490449517. The reversal of 4399490449494 is 4949440949934.

4399490449494 is a `hidden beast` number, since 4 + 3 + 9 + 9 + 4 + 90 + 4 + 49 + 494 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95377464 + ... + 95423579.

It is an arithmetic number, because the mean of its divisors is an integer number (177444970920).

Almost surely, 2^{4399490449494} is an apocalyptic number.

4399490449494 is an abundant number, since it is smaller than the sum of its proper divisors (6956987689386).

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

4399490449494 is a wasteful number, since it uses less digits than its factorization.

4399490449494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190801122 (or 190801116 counting only the distinct ones).

The product of its (nonzero) digits is 725594112, while the sum is 72.

The spelling of 4399490449494 in words is "four trillion, three hundred ninety-nine billion, four hundred ninety million, four hundred forty-nine thousand, four hundred ninety-four".