616563440430213 has 8 divisors (see below), whose sum is σ = 850432331628000. Its totient is φ = 396868421426288.

The previous prime is 616563440430199. The next prime is 616563440430227. The reversal of 616563440430213 is 312034044365616.

It is an interprime number because it is at equal distance from previous prime (616563440430199) and next prime (616563440430227).

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 616563440430213 - 2⁸ = 616563440429957 is a prime.

It is a super-2 number, since 2×616563440430213² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616563440430713) 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, 3543468048363 + ... + 3543468048536.

It is an arithmetic number, because the mean of its divisors is an integer number (106304041453500).

Almost surely, 2^{616563440430213} is an apocalyptic number.

It is an amenable number.

616563440430213 is a deficient number, since it is larger than the sum of its proper divisors (233868891197787).

616563440430213 is a wasteful number, since it uses less digits than its factorization.

616563440430213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7086936096931.

The product of its (nonzero) digits is 3732480, while the sum is 48.

Adding to 616563440430213 its reverse (312034044365616), we get a palindrome (928597484795829).

The spelling of 616563440430213 in words is "six hundred sixteen trillion, five hundred sixty-three billion, four hundred forty million, four hundred thirty thousand, two hundred thirteen".