1613363416523 has 8 divisors (see below), whose sum is σ = 1696765636608. Its totient is φ = 1531065861864.

The previous prime is 1613363416517. The next prime is 1613363416537. The reversal of 1613363416523 is 3256143633161.

It is a happy number.

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 1613363416523 - 2¹⁶ = 1613363350987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1613363416543) 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, 276163361 + ... + 276169202.

It is an arithmetic number, because the mean of its divisors is an integer number (212095704576).

Almost surely, 2^{1613363416523} is an apocalyptic number.

1613363416523 is a deficient number, since it is larger than the sum of its proper divisors (83402220085).

1613363416523 is a wasteful number, since it uses less digits than its factorization.

1613363416523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552332713.

The product of its digits is 699840, while the sum is 44.

The spelling of 1613363416523 in words is "one trillion, six hundred thirteen billion, three hundred sixty-three million, four hundred sixteen thousand, five hundred twenty-three".