613351429623 has 12 divisors (see below), whose sum is σ = 886142611848. Its totient is φ = 408813008400.

The previous prime is 613351429601. The next prime is 613351429643. The reversal of 613351429623 is 326924153316.

613351429623 is a `hidden beast` number, since 6 + 1 + 3 + 3 + 5 + 14 + 2 + 9 + 623 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-613351429623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613351429643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7284540 + ... + 7368257.

It is an arithmetic number, because the mean of its divisors is an integer number (73845217654).

Almost surely, 2^613351429623 is an apocalyptic number.

613351429623 is a deficient number, since it is larger than the sum of its proper divisors (272791182225).

613351429623 is a wasteful number, since it uses less digits than its factorization.

613351429623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14657454 (or 14657451 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The spelling of 613351429623 in words is "six hundred thirteen billion, three hundred fifty-one million, four hundred twenty-nine thousand, six hundred twenty-three".