613612620355 has 8 divisors (see below), whose sum is σ = 841525879392. Its totient is φ = 420762939648.

The previous prime is 613612620347. The next prime is 613612620451. The reversal of 613612620355 is 553026216316.

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 613612620355 - 2³ = 613612620347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8765894542 + ... + 8765894611.

It is an arithmetic number, because the mean of its divisors is an integer number (105190734924).

Almost surely, 2^613612620355 is an apocalyptic number.

613612620355 is a deficient number, since it is larger than the sum of its proper divisors (227913259037).

613612620355 is a wasteful number, since it uses less digits than its factorization.

613612620355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17531789165.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 613612620355 in words is "six hundred thirteen billion, six hundred twelve million, six hundred twenty thousand, three hundred fifty-five".