613311553055 has 8 divisors (see below), whose sum is σ = 748039009344. Its totient is φ = 482605812000.

The previous prime is 613311552983. The next prime is 613311553069. The reversal of 613311553055 is 550355113316.

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

It is a de Polignac number, because none of the positive numbers 2^k-613311553055 is a prime.

It is a super-4 number, since 4×613311553055⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 1005428471 + ... + 1005429080.

It is an arithmetic number, because the mean of its divisors is an integer number (93504876168).

Almost surely, 2^613311553055 is an apocalyptic number.

613311553055 is a deficient number, since it is larger than the sum of its proper divisors (134727456289).

613311553055 is a wasteful number, since it uses less digits than its factorization.

613311553055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010857617.

The product of its (nonzero) digits is 101250, while the sum is 38.

The spelling of 613311553055 in words is "six hundred thirteen billion, three hundred eleven million, five hundred fifty-three thousand, fifty-five".