613344021351 has 8 divisors (see below), whose sum is σ = 818466222960. Its totient is φ = 408558916992.

The previous prime is 613344021203. The next prime is 613344021371. The reversal of 613344021351 is 153120443316.

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

It is not a de Polignac number, because 613344021351 - 2²¹ = 613341924199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613344021371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84270066 + ... + 84277343.

It is an arithmetic number, because the mean of its divisors is an integer number (102308277870).

Almost surely, 2^613344021351 is an apocalyptic number.

613344021351 is a deficient number, since it is larger than the sum of its proper divisors (205122201609).

613344021351 is a wasteful number, since it uses less digits than its factorization.

613344021351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168548625.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 613344021351 its reverse (153120443316), we get a palindrome (766464464667).

The spelling of 613344021351 in words is "six hundred thirteen billion, three hundred forty-four million, twenty-one thousand, three hundred fifty-one".