613700949543 has 16 divisors (see below), whose sum is σ = 902685772800. Its totient is φ = 367760866880.

The previous prime is 613700949539. The next prime is 613700949553. The reversal of 613700949543 is 345949007316.

It is not a de Polignac number, because 613700949543 - 2² = 613700949539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613700949553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104474583 + ... + 104480456.

It is an arithmetic number, because the mean of its divisors is an integer number (56417860800).

Almost surely, 2^613700949543 is an apocalyptic number.

613700949543 is a deficient number, since it is larger than the sum of its proper divisors (288984823257).

613700949543 is a wasteful number, since it uses less digits than its factorization.

613700949543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208955142.

The product of its (nonzero) digits is 2449440, while the sum is 51.

The spelling of 613700949543 in words is "six hundred thirteen billion, seven hundred million, nine hundred forty-nine thousand, five hundred forty-three".