613721470026671 has 8 divisors (see below), whose sum is σ = 614105444883840. Its totient is φ = 613337498333568.

The previous prime is 613721470026661. The next prime is 613721470026719. The reversal of 613721470026671 is 176620074127316.

It is a happy number.

613721470026671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 613721470026671 - 2¹⁰ = 613721470025647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613721470026661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 477644930 + ... + 478928096.

It is an arithmetic number, because the mean of its divisors is an integer number (76763180610480).

Almost surely, 2^{613721470026671} is an apocalyptic number.

613721470026671 is a deficient number, since it is larger than the sum of its proper divisors (383974857169).

613721470026671 is a wasteful number, since it uses less digits than its factorization.

613721470026671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582033.

The product of its (nonzero) digits is 3556224, while the sum is 53.

The spelling of 613721470026671 in words is "six hundred thirteen trillion, seven hundred twenty-one billion, four hundred seventy million, twenty-six thousand, six hundred seventy-one".