613610645135 has 4 divisors (see below), whose sum is σ = 736332774168. Its totient is φ = 490888516104.

The previous prime is 613610645119. The next prime is 613610645209. The reversal of 613610645135 is 531546016316.

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

It is a cyclic number.

It is not a de Polignac number, because 613610645135 - 2⁴ = 613610645119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 613610645092 and 613610645101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61361064509 + ... + 61361064518.

It is an arithmetic number, because the mean of its divisors is an integer number (184083193542).

Almost surely, 2^613610645135 is an apocalyptic number.

613610645135 is a deficient number, since it is larger than the sum of its proper divisors (122722129033).

613610645135 is a wasteful number, since it uses less digits than its factorization.

613610645135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122722129032.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 613610645135 in words is "six hundred thirteen billion, six hundred ten million, six hundred forty-five thousand, one hundred thirty-five".