2721416133806 has 4 divisors (see below), whose sum is σ = 4082124200712. Its totient is φ = 1360708066902.

The previous prime is 2721416133791. The next prime is 2721416133827. The reversal of 2721416133806 is 6083316141272.

It is a happy number.

2721416133806 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×2721416133806² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680354033450 + ... + 680354033453.

It is an arithmetic number, because the mean of its divisors is an integer number (1020531050178).

Almost surely, 2^{2721416133806} is an apocalyptic number.

2721416133806 is a deficient number, since it is larger than the sum of its proper divisors (1360708066906).

2721416133806 is a wasteful number, since it uses less digits than its factorization.

2721416133806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360708066905.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 2721416133806 in words is "two trillion, seven hundred twenty-one billion, four hundred sixteen million, one hundred thirty-three thousand, eight hundred six".