4520405701806 has 16 divisors (see below), whose sum is σ = 9175748888064. Its totient is φ = 1484312319864.

The previous prime is 4520405701729. The next prime is 4520405701829. The reversal of 4520405701806 is 6081075040254.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5622394750 + ... + 5622395553.

It is an arithmetic number, because the mean of its divisors is an integer number (573484305504).

Almost surely, 2^{4520405701806} is an apocalyptic number.

4520405701806 is an abundant number, since it is smaller than the sum of its proper divisors (4655343186258).

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

4520405701806 is a wasteful number, since it uses less digits than its factorization.

4520405701806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11244790375.

The product of its (nonzero) digits is 268800, while the sum is 42.

The spelling of 4520405701806 in words is "four trillion, five hundred twenty billion, four hundred five million, seven hundred one thousand, eight hundred six".