1606214351011 has 4 divisors (see below), whose sum is σ = 1661601052800. Its totient is φ = 1550827649224.

The previous prime is 1606214350919. The next prime is 1606214351047. The reversal of 1606214351011 is 1101534126061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1606214351011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1606214151011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27693350851 + ... + 27693350908.

It is an arithmetic number, because the mean of its divisors is an integer number (415400263200).

Almost surely, 2^{1606214351011} is an apocalyptic number.

1606214351011 is a deficient number, since it is larger than the sum of its proper divisors (55386701789).

1606214351011 is an equidigital number, since it uses as much as digits as its factorization.

1606214351011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55386701788.

The product of its (nonzero) digits is 4320, while the sum is 31.

Adding to 1606214351011 its reverse (1101534126061), we get a palindrome (2707748477072).

The spelling of 1606214351011 in words is "one trillion, six hundred six billion, two hundred fourteen million, three hundred fifty-one thousand, eleven".