613336324505 has 4 divisors (see below), whose sum is σ = 736003589412. Its totient is φ = 490669059600.

The previous prime is 613336324487. The next prime is 613336324511. The reversal of 613336324505 is 505423633316.

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

It can be written as a sum of positive squares in 2 ways, for example, as 338253907216 + 275082417289 = 581596^2 + 524483^2 .

It is not a de Polignac number, because 613336324505 - 2³⁶ = 544616847769 is a prime.

It is a Duffinian 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, 61333632446 + ... + 61333632455.

It is an arithmetic number, because the mean of its divisors is an integer number (184000897353).

Almost surely, 2^613336324505 is an apocalyptic number.

It is an amenable number.

613336324505 is a deficient number, since it is larger than the sum of its proper divisors (122667264907).

613336324505 is a wasteful number, since it uses less digits than its factorization.

613336324505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122667264906.

The product of its (nonzero) digits is 583200, while the sum is 41.

The spelling of 613336324505 in words is "six hundred thirteen billion, three hundred thirty-six million, three hundred twenty-four thousand, five hundred five".