5613686645 has 16 divisors (see below), whose sum is σ = 7716653568. Its totient is φ = 3840443520.

The previous prime is 5613686623. The next prime is 5613686653. The reversal of 5613686645 is 5466863165.

It is not a de Polignac number, because 5613686645 - 2⁶ = 5613686581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5613686593 and 5613686602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170984 + ... + 201153.

It is an arithmetic number, because the mean of its divisors is an integer number (482290848).

Almost surely, 2^5613686645 is an apocalyptic number.

It is an amenable number.

5613686645 is a deficient number, since it is larger than the sum of its proper divisors (2102966923).

5613686645 is a wasteful number, since it uses less digits than its factorization.

5613686645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372580.

The product of its digits is 3110400, while the sum is 50.

The square root of 5613686645 is about 74924.5396715922. The cubic root of 5613686645 is about 1777.2535439534.

The spelling of 5613686645 in words is "five billion, six hundred thirteen million, six hundred eighty-six thousand, six hundred forty-five".