4559091906390 has 64 divisors (see below), whose sum is σ = 12519598242816. Its totient is φ = 1040856446592.

The previous prime is 4559091906361. The next prime is 4559091906427. The reversal of 4559091906390 is 936091909554.

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, 12546522 + ... + 12904781.

It is an arithmetic number, because the mean of its divisors is an integer number (195618722544).

Almost surely, 2^{4559091906390} is an apocalyptic number.

4559091906390 is an abundant number, since it is smaller than the sum of its proper divisors (7960506336426).

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

4559091906390 is a wasteful number, since it uses less digits than its factorization.

4559091906390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25452173.

The product of its (nonzero) digits is 11809800, while the sum is 60.

The spelling of 4559091906390 in words is "four trillion, five hundred fifty-nine billion, ninety-one million, nine hundred six thousand, three hundred ninety".