613385448441 has 8 divisors (see below), whose sum is σ = 839951244864. Its totient is φ = 397871642160.

The previous prime is 613385448427. The next prime is 613385448449. The reversal of 613385448441 is 144844583316.

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

It is not a de Polignac number, because 613385448441 - 2¹⁹ = 613384924153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (613385448449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2762997405 + ... + 2762997626.

It is an arithmetic number, because the mean of its divisors is an integer number (104993905608).

Almost surely, 2^613385448441 is an apocalyptic number.

It is an amenable number.

613385448441 is a deficient number, since it is larger than the sum of its proper divisors (226565796423).

613385448441 is a wasteful number, since it uses less digits than its factorization.

613385448441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5525995071.

The product of its digits is 4423680, while the sum is 51.

The spelling of 613385448441 in words is "six hundred thirteen billion, three hundred eighty-five million, four hundred forty-eight thousand, four hundred forty-one".